Sutherland, Edwin H., author
Lippincott Company, 1960
Buku Teks
Wilkins, Leslie T.
Barnes & Noble, 1984
Buku Teks
Adler, Freda, author
McGraw-Hill, 1991
Buku Teks
Siegel, Larry J., 1959-, author
Wadsworth and Cengage Learning, 2012
Buku Teks
Adler, Freda, author
McGraw-Hill, 1998
Buku Teks