00591nam a2200193Ia 4500 89399 BIBL 20160527204455.0 830929s1976 sp a 001 0 spa d 8427106947 (pbk.) (OCoLC)09964317 Bigatello, Sergio. 202069 Local Atlas de educación sexual aspectos biologicos, psicologicos y sociales Sergio Bigatello. Spain Mensajero c1976. 82 p. ill. (some col.) Includes index. Sex instruction 169069 Local Educación sexual. 72780 72780 0 0 0 612_600000000000000_B592T_E 0 evl 371116 10 10 1 2016-05-27 141341 1 612.6 B592t E 80000000733702 2019-12-13 00:00:00 2019-11-07 r:89399 z:NCC:D 6