Foreign Languages Publishing House, 1957
Buku Teks SO
Dixson, Robert J.
Regents Publishing, 1959
Buku Teks SO
Wohlrabe, Raymond A.
J.B. Lippincott, 1956
Buku Teks SO
J. Hardjono
Gunung Agung, 1971
Buku Teks SO
edited by Helmut Arntz
Press and Information Office of the Federal Government, 1961
Buku Teks SO