Myrdal, Gunnar, 1898-, author
Yale University Press , 1960
Buku Teks
edited by Michael Stohl and Harry R. Targ
Schenkman Publishing Company, 1982
Buku Teks
Chacholiades, Miltiades, author
McGraw-Hill, 1981
Buku Teks
Mordechai E. Kreinin, Michael G. Plummer, editors
Oxford University Press, 2012
Buku Teks
Bulajic, Milan, author
Martinus Nijhoff, 1993
Buku Teks