edited by Ralph Braibanti and Joseph J. Spengler
Duke University Press , 1961
Buku Teks SO
Taft, Philip
Rinehart, 1950
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Research Institute of Udayana University, 1997
Buku Referensi
Khan, Fazl-Ullah
Board of Economic Enquiry, 1964
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Ersytra Tiara
2016
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