Berridge, Virginia, author
McGraw-Hill, 2011
Buku Teks
Rosen, George, author
The Johns Hopkins University Press, 1993
Buku Teks
Indian Institute of Management, 1991
Buku Teks
editors, Lester Breslow, Jonathan E. Fielding, Lester B. Lave
Annual Reviews, 1990
Buku Teks
by Phill Hanlon [and others]
McGraw-Hill, 2012
Buku Teks