edited and with an introduction by Andrew P. Vayda
Natural History Press, 1968
Buku Teks
Spradley, James P.
Halt, Rinehart and Winston, 1979
Buku Teks SO
Heider, Karl G.
University of Texas Press, 1976.
Buku Teks SO
Pelto, Pertti J.
Cambridge University Press, 1978
eBooks
Dimen-Schein, Muriel
McGraw-Hill, 1977
Buku Teks SO