Goodman, Lenn E.
Religious pluralism and values in the public sphere
Cambridge University Press, 2014
 Buku Teks SO
Farley, Miriam S.
Aspects of Japan's labor problem
The John Day, 1950
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Kann, Robert A.
The problem of restoration: a study in comparative political history / Robert A. Kann
University of California Press, 1968
 Buku Teks SO
Maryanov, Gerald S.
Decentralization in indonesia as a political problem
Equinox Publishing, 2009
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Wirtz, W. Willard
Labor and the public interest
Harper & Row, 1964
 Buku Teks SO