Encyclopedia of television; Volume 1
edited by Horace Newcomb
Fitzroy Dearborn Publishers, 1997
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Encyclopedia of television; Volume 3
edited by Horace Newcomb
Fitzroy Dearborn Publishers, 1997
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Encyclopedia of sociology; Volume 2
Edgar F. Borgatta, editor-in-chief, Marie L. Borgatta, managing editor
Macmillan, 1992
 Buku Referensi
The Encyclopedia Americana : volume 2
Americana Corporation, 1977
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Encyclopedia of linguistics : volume 2
Philipp Strazny, editor
Fitzroy Dearborn, 2005
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