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Buku Teks
Shepherd, William G., author
Richard D. Irwin, 1979
Buku Teks
McKenzie, Richard B., author
McGraw-Hill, 1980
Buku Teks
Febrian Kartono, author
Universitas Indonesia, 2015
UI - Tesis (Membership)
Parson, Keneth H.
The University of Wisconsin Press, 1956
Buku Teks