Armitage, P., author
Blackwell Scientific Publication, 1985
Buku Teks
Osborn, John F., author
Blackwell, 1979
Buku Teks
Merrill, Ray M., author
Jones & Bartlett Learning, 2016
Buku Teks
Fisher, Ronald A., author
Hafner Press, 1970
Buku Teks
Munro, Barbara Hazard, author
Lippincott , 1997
Buku Teks