Tawalinuddin Haris, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1993
UI - Laporan Penelitian
Dill, Marshall
Uiversity of Michigan, 1961
Buku Teks
Scholz, Arno
Arani Verlags-Gmbh, 1961
Buku Teks
Hartmut Boockmann ... [and others]
Wolf Jobst Siedler Verlag GmbH, 1984
Buku Teks
Conant, James B., author
Harvard University Press, 1958
Buku Teks