Holmes, Larry, author
Jones and Bartlett , 2010
Buku Teks
McCall, Ruth E., author
Wolters Kluwer, 2016
Buku Teks
by Lisa J. Thiemann ... [and others]
McGraw-Hill , 2006
Buku Teks
editors, Lester Breslow, Jonathan E. Fielding, Lester B. Lave
Annual Reviews, 1990
Buku Teks
Wiku Bakti Bawono Adisasmito, author
UI-Press, 2010
UI - Pidato