Thompson, William Fletcher, 1929-, author
Louisiana State University Pres, 1994
Buku Teks
Hansen, Harry, author
A Mentor Book, 1961
Buku Teks
Roland, Charles P.
McGraw-Hill, 1991
Buku Teks
Bryan, J.
McGraw-Hill Book Company, Inc., 1960
Buku Teks
Avon Book Division, 1961
Buku Teks