Ryder, Robert G.
Sage publications , 1987
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Herskovits, Melville J. (Melville Jean), 1895-1963, author
Random House, 1972
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Iqraa Runi Aprilia, author
2017
UI - Skripsi Membership
Cahoone, Lawrence E., author
The Pennsylvania state university press, 2005
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Kottler, Jeffrey A., author
John Wiley & Sons, 2009
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