Thomasine K. Kushner, David C. Thomasma
Cambridge University Press, 2001
Buku Teks
Juniper, Richard P., author
Butterworth-Heinemann, 1993
Buku Teks
McGraw-Hill, Higher Education, 2005
Buku Teks
Australian Red Cross, 1995
Buku Teks
Flint, Thos
WB Saunders Company, 1958
Buku Teks