Buffa, Elwood S. (Elwood Spencer), author
John Wiley & Sons, 1987
Buku Teks
Stevenson, William J., author
Richard D. Irwin, 1990
Buku Teks
Stevenson, William J., author
Irwin McGraw-Hill, 1999
Buku Teks
Adam, Everett E.
Prentice Hall International, 1992
Buku Teks
Adam, Everett E.
Prentice Hall International, 1992
Buku Teks