Murphy, Herta A., author
McGraw-Hill , 1984
Buku Teks
Murphy, Herta A., author
McGraw-Hill, 1976
Buku Teks
Murphy, Herta A., author
McGraw-Hill, 1991
Buku Teks
Treece, Malra, author
Allyn and Bacon, 1989
Buku Teks
Weaver, Patricia C., author
Free Press, 1977
Buku Teks