Cases on constituional law / by George A. Malcolm and Jose P. Laurel Laporan komisi tentang azas-azas koperasi / diterjemahkan oleh, M.A.S. Iman Chourmain dan E.D. Damanile Materials and methods of legal research : with bibliographical manual / by Frederick C. Hicks Year book 1971 /compiled by Antal Gyenes Better Business : a quarterly Journal of Agricultural and Industrial Co-Operation Studie in Economics and Political ScienceHukum koperasi / Hans H. Munkner ; alih bahasa, Abdulkadir MuhammadMedia kooperasi & kooperasi media / Dave Boyle ; penerjemah, Bosman BatubaraBuku ajar ilmu konservasi gigi / Lloyd Baum, Ralph W. Philips, Melvin R. Lund ; alih bahasa, Rasinta TariganTraining of senior agricultural high school teachers in Indonesia : report 1971 - 1 / H.W. Moll