Prinsip-prinsip pemberian hadiah & hukuman Irawati Istadi text Jakarta Pustaka Inti 2003 ind
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xiv, 110 hlm. : Ilus ; 12 x 17 hlm. Irawati Istadi Psikologi Pendidikan 370.15 370.15 IRA p 979-96924-6-6 220829 20220829095101 INLIS000000000005095 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)