Hickey, Joanne V., author
Lippincott, 1986
Buku Teks
Hickey, Joanne V., author
Lippincott, 1997
Buku Teks
Hickey, Joanne V., author
J.B. Lippincott, 2003
Buku Teks
Oppenheim, Alan V., author
Prentice Hall of India, 1997
Buku Teks
Marshall, James L., author
International Textbook Company, 1965
Buku Teks