Sekolah dalam Transisi
Kenneth A. Tye dan Jerrold M. Novotney, School In Transition: The Practitioner as Change Agent (McGraw-Hill Book Company, 1975), 178
Kenneth A. Tye dan Jerrold M. Novotney, School In Transition: The Practitioner as Change Agent (McGraw-Hill Book Company, 1975), 178
Conkling dan Yeates. Lingkungan Ekonomi Manusia. Perusahaan Buku McGraw-Hill, 1976, 294 hal. + Indeks. Ada serentetan pertanyaan yang hendak dijawab