By ANGEL DE WEISS, CLEMENCIA. Colombia Norma 1981 . 64 p. 84-8276-279-6
By RUBIANO DE CIFUENTES, JULIAMARIA. Colombia Norma 1981 . 64p. 84-8276-277-X
By CADAVID, BERNARDA. Colombia Norma 1993 . 184p. 958-04-14-99-8
By BENNIS, WARREN. Colombia Norma 1985 . 170p. 958-04-0154-3
By DIAZ R., CARLOS ALBERTO. Colombia Norma 1978 . 64p. 84-8276-008-4
By NAISBITT, JOHN. Colombia Norma 1993 . 302p. 958-04-1045-3
By POOLL, JOHN CHARLES. Colombia Norma 1997 . 128p. 958-04-3938-9
By DRUCKER, PETER F.. Colombia Norma 1994 . 244p. 958-04-2748-8
By INFANTE VILLARREAL, ARTURO. Colombia Norma 1988 . 400p. 958-04-0452-6
By YIP, GEORGE .S. Colombia Norma 1993 . 331p 958-04-2574-4
By YOUNES DE SALCEDO, RUTH. Colombia Norma 1981 . 64p. 84-8276-158-7
By DOMINGUEZ PLAZA, ALFONSO. Colombia Norma 1981 . 64p. 84-8276-163-3
By ROJAS ROJAS, CARLOS. Colombia Norma 1981 . 63p. 84-8276-164-1
By VELANDIA, AQUILES. Colombia Norma 1981 . 64p 84-8276-276-1
By VIEDMA C., JUAN A.. Colombia Norma 1962 . 350p.
By RUIBAL HANDABAKA, ALBERTO. Colombia Norma 1994 . 461p. 958-04-2584-I
By ARESE, HECTOR FELIX. Colombia Norma 1999 . 624p. 987-9334-14-0
By GUTIERREZ MARULANDA, LUIS FERNANDO. Colombia Norma . 354p. 958-04-1767-9
By VILLAMIZAR A., RODRIGO. Colombia Norma 1997 . 210p. 958-04-3067-5
By ECHAVARRIA OLOZAGA, HERNAN. Colombia Norma 1962 . 370p.
By VIERA, FELIX. Colombia Norma
Colombia Norma 1991 . 143p. 958-04-0400-3
By PEÑALOZA, MIGUEL. Colombia Norma 1985 . 229p. 958-04-0075-X
By PEÑALOZA, MIGUEL. Colombia Norma 1985 . 222p. 958-04-0074-1
By PEÑALOZA, MIGUEL. Colombia Norma 1985 . 175p. 958-04-0044-X
By PEÑALOZA, MIGUEL. Colombia Norma 1985 . 191p. 958-04-0043-1
By PEÑALOZA, MIGUEL. Colombia Norma . 180p. 958-04-078-5
By PEÑALOZA, MIGUEL. Colombia Norma 1984 . 184p. 958-04-0042-3
By HERRERA, SEVERIANO. Colombia Norma . 239p.
By CASTILLO SANCHEZ, CARLOS FRANCISCO. Colombia Norma 1981 . 295p. 958-04-1204-9
By CASTILLO SANCHEZ, CARLOS FRANCISCO. Colombia Norma . 323p.
By WILLS, DARIO. Colombia Norma . 242p
By WILLS, DARIO. Colombia Norma . 343p
By WILLS, DARIO. Colombia Norma 1978 . 222p
By WILLS, DARIO. Colombia Norma . 246
By WILLS, DARIO. Colombia Norma 1976 . 266p
By WILLS, DARIO. Colombia Norma 1976 . 228p
By WILLS, DARIO. Colombia Norma 1978 . 331p
By WILLS, DARIO. Colombia Norma 1978 . 335p
By CASTILLO, CARLOS FRANCISCO. Colombia Norma . 336p 958-04-1206-5
By DE GOMEZ, NAYA. Colombia Norma . 184p. 84-8276-103-X
By DE GOMEZ, NAYA. Colombia Norma . 200p. 84-8276-103-X
By LONDOÑO, NELSON. Colombia Norma 1984 . 254p. 84-8276-405-5
By DE GOMEZ, NAYA. Colombia Norma . 247p. 84-8276-103-X
By IRIARTE, HELENA. Colombia Norma . 228p. 958-04-0538-7
By OVALLE DE GOMEZ, ROSA H.. Colombia Norma 1978 . 64p. 84-8276-007-6
By CASAS REYES, JOSE VICENTE. Colombia Norma . 163p.
By VALERO, MICHEL. Colombia Norma 1986 . 279p. 84-8276-366-0
By VALERO, MICHEL. Colombia Norma 1980 . 288p.
By VALERO, MICHEL. Colombia Norma 1976 . 256p.