Meier, Gerald M.
Wiley, 1966
Buku Teks
Homan, Paul T.
Harcourt, Brace and Company, 1958
Buku Teks SO
edited by Warren J. Samuels, Jeff E. Biddle, John B. Davis
Blackwell, 2003
Buku Teks SO
Thee, Kian Wie
LIPI dan Lembaga Penerbit FEUI , 1994
Buku Teks
Taylor, Overton H.
McGraw-Hill Kogakusha, 1960
Buku Teks SO