McCarthy, E. Jerome, author
Irwin , 1975
Buku Teks
McCarthy, E. Jerome, author
R.D. Irwin, 1968
Buku Teks
Greer, Charles R., author
Prentice-Hall, 2001
Buku Teks
Starling, Grover, author
Kent Publishing Company, 1984
Buku Teks
Machin, John L.J., author
McGraw-Hill, 1980
Buku Teks