editor, Ronald Mackay, Bruce Barkman, R.R. Jordan
Newbury House Publishers, Inc., 1979
Buku Teks
edited by Ralph M. Kramer and Harry Specht
Prentice-Hall, 1969
Buku Teks
edited by Ralph M. Kramer, Harry Specht
Prentice-Hall, 1983
Buku Teks
Prentice Hall Inc, 1969
Buku Teks
Ott, J. Steven, author
Wadsworth and Cengage Learning, 2011
Buku Teks