Stewart, Kilton
W.W. Norton & Company, 1954
Buku Teks
Sweets & Zeitlinger, 1989
Buku Teks
Hall, Gordon C. Nagayama, author
Prentice-Hall, 2002
Buku Teks
John W. Berry...[et al.].
Cambridge University Press, 2002
Buku Teks
Cambridge University Press, 1992
Buku Teks