Pansini, Anthony J., author
The Fairmont Press, 1994
Buku Teks
Coplin, William D.
Duxbury Press, 1974
Buku Teks
Friedman, Gary D., author
Yayasan Essentia Medica, 1986
Buku Teks
Fast, J. D. (Johan Diedrich), 1905-
N.V. Philips Gloeilampenfabrieken, 1968
Buku Teks
Dewett, Kewal Krishan
Premier Publishing Co. , 1969
Buku Teks