text Yogyakarta Yayasan Penerbitan Fakultas Psikologi Universitas Gadjah Mada 1977 ind viii, 115 hlm. : ilus. ; 22 cm. / Sutrisno Hadi Teknik penulisan 001 DEP 001 Had B YOPDYOG 20170510100337.0 YOGYA-02110000002743 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)