Kail, Robert V.
Human development : a life-span view
South-Western , 2015
 Buku Teks SO
Carman, John S.
Obstacles to mineral development : a pragmatic view / John S. Carman; edited by Bension Varon
Pergamon Press, 1979
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Nieuwenhuijze, C. A. O. van
Development : The western view : La perspective occidentale du développement / edited by C. A. O. Van Nieuwenhuijze
The Hague, 1972
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Forster, Edward Morgan, 1879-1970
A room with a view
Vintage Books, 1961
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Forster, Edward Morgan, 1879-1970
A room with a view
Noura Books, 2015
 Buku Teks