edited by Paul Pigors, Charles A. Myers and F.T. Malm
McGraw-Hill, 1952
Buku Teks
Pigors, Paul, author
McGraw-Hill, 1981
Buku Teks
Chruden, Herbert J., author
South-Western Publishing, 1966
Buku Teks
Chruden, Herbert J., author
South-Western Publishing, 1976
Buku Teks
Bailey, Norman D., author
Physicians Record Company, 1959
Buku Teks