Spengler, Joseph J. (Joseph John), 1902-1991
Prentice-Hall, 1974
Buku Teks SO
Vallier, Ivan
Prentice-Hall, 1970
Buku Teks SO
edited by George Dalton
New York, 1971
Buku Teks SO
Murdock, George Peter
Macmillan, 1960
Buku Teks SO
Murdock, George Peter
Free Press, 1965
Buku Teks SO