00603cam a2200193Mu 4500001001300000003000600013005001700019008004100036020001500077020001800092035002100110040001800131082001500149100001900164245013400183260005400317300001000371504002800381ocn123753057OCoLC20151023231633.0940114s1987    sa            001 0 afr d  a0620110724  a9780620110723  a(OCoLC)123753057  aSZTcSZTdZ6V04a370.152191 aPetrick, H. C.10aIdiografiese navorsing binne die raamwerk van die empiriese opvoedkunde /cprofessorale intreerede gelewer deur prof H C Petrick.  aPretoria :bUniversiteit van Suid-Afrika,cc1987.  a31 p.  aBibliography: p. 27-31.