L. Astakhova ...[et al.]; editor, N. Fudel
Foreign Languages Publishing House, [date of publication not identified]
Buku Teks
V.S. Belevitskaya-Khalizeva ... [and others] ; translated by, V. Korotky; edited by, R. Dixon; designed by, A. Medvedev
Foreign Languages Publishing House, [date of publication not identified]
Buku Referensi
Christine S.T. Kansil, author
Sinar Grafika, 1995
Buku Teks
by Joseph R. Di Palma
McGraw-Hill , 1996
Buku Teks
edited by Evan Gradick Pattishall, Jr.
McGraw-Hill, 1986
Buku Teks