na YOGYA-02090000065678 20090227091830.0 ind 010-020900000065678 371.3 371.3 Ham M HAMALIK, Omar Metode belajar dan kesulitan-kesulitan belajar Omar Hamalik Bandung tarsito 1980 iv, 167 hlm ilus 21 cm Bibliografi : hlm. 167 Belajar, metode BPAD 1 P000019213