Umetani Noboru
Institute of Developing Economics, 1971
Buku Teks
Pan-Pacific Press, 1958
Buku Teks
McLaren, Walter Wallace
Russell & Russell, 1965
Buku Teks
I Ketut Surajaya, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1975
UI - Skripsi (Membership)
Masaaki Kosaka ... [and others]
Toyo Bunko, 1969
Buku Teks