Nixon, Richard
Brown, [date of publication not identified]
Buku Teks
Frederick A. Praeger, 1960
Buku Teks
Evera, Stephen van
[publisher not identified], [date of publication not identified]
Buku Teks
Kyung Hee University Press , 1983
Buku Teks
Tadjoeddin Noor
Mutiara, 1974
Buku Teks