editor Robert M., asistance editor William A.Anderson
The George Washington University, 1982
Buku Teks
Myrdal, Gunnar, 1898-
Yale University Press , 1960
Buku Teks
edited by Michael Stohl and Harry R. Targ
Schenkman Publishing Company, 1982
Buku Teks
edited by Howard S. Ellis and Henry C. Wallich
Macmillan, 1963
Buku Teks
Boulding, Kenneth Ewart, 1910-1993
Prentice-Hall, 1958
Buku Teks