Smith, C.S., author
Pitman, 1969
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Thoft-Christensen, Palle, author
Springer-Verlag, 1982
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Nowak, Andrzej S., author
McGraw-Hill, 2000
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Ihsanur Rohim, author
2019
UI - Skripsi (Membership)
Landers, Richard R., author
Prentice-Hall, 1963
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