Porter, Stanley P.
McGraw-Hill, 1965
Buku Teks
Wyatt, Stanley P.
Allyn and Bacon, 1971
Buku Teks
Neeley, L. Paden, author
South-Western Publishing, 1991
Buku Teks
American Public Health Association, 1978
Buku Teks
Granof, Michael H., author
John Wiley & Sons, 2013
Buku Teks