Thomas, Harry E., author
Prentice-Hall, 1965
Buku Referensi
editor-in-cheif, William S. La Londe ; asistant editor, Milo F. Janes
McGraw-Hill, 1961
Buku Referensi
Childs, Peter R.N., author
Butterworth-Heinemann, 2014
eBooks
edited by Tyler G. Hicks
McGraw-Hill, 1986
Buku Referensi
Lawrence Erlbaum Associates, Publishers, 2005
Buku Teks