TY - BOOK ID - 127825691 TI - Objectives of physical science teaching at secondary schools in the RSA AU - Jansen, C. P. AU - Kemp, C. A. PY - 1979 SN - 0869656023 PB - Pretoria : South African human sciences research council, DB - UniCat KW - Physical sciences KW - Science KW - Study and teaching (Secondary) KW - Study and teaching (Secondary) UR - https://www.unicat.be/uniCat?func=search&query=sysid:127825691 AB - ER -