00499nam a22001097a 4500020002100000082001800021100002600039245004000065260004700105300003500152650020200187  a0335201075 (pbk)  a613.9071bHAR  aHarrison, Jennifer K.  aSex education in secondary schools   aPhiladelphia bOpen University Pressc2000  axvi, 192 p.b: ill.c; 22 cm.   aSex instruction-Great Britain aHygiene sexual-Study and teaching aHealth education vhealth and sex education vHealth promotion vSexual health vSocial framework vPuberty and sexuality vIIMC