edited by Blaise W. Liffick
McGraw-Hill, 1978
Buku Teks
Uher, Thomas E.
Spon Press, 2011
Buku Teks
Wimmert, Robert J.
Holt, Rinehart and Winston, 1969
Buku Teks
Maurer, H.A.
Prentice-Hall, 1972
Buku Teks
Maurer, Ward Douglas
Holden-Day, 1972
Buku Teks