Sass, John E.
Iowa State University Press, 1994
Buku Teks
edited by Peter Gray
Van Nostrand Reinhold, 1973
Buku Referensi
Bradbury, Savile
Oxford University Press, 1984
Buku Teks
editor, Roy Upton ...[et al.]
CRC Press, 2011
Buku Teks
Tan, Tik Poen
Universitas Indonesia, 1957
UI - Disertasi (Membership)