Tribe, Laurence H.
W.W.Norton & Company, 1990
Buku Teks
Tribe, Laurence H.
Norton, 1992
Buku Teks
Burnison, Gary, 1961-, author
McGraw-Hill, 2012
Buku Teks
Hinde, Robert A., author
Oxford University Press, 2008
Buku Teks
Huntington, Samuel P., author
Simon & Schuster, c1996
Buku Teks