Suchocki, John, author
Pearson Benjamin Cummings, 2007
Buku Teks
Scott, Ewing C.
Harper & Row, 1962
Buku Teks
Garland, John K., author
Macmillan, 1975
Buku Teks
Tro, Nivaldo J., author
Thomson, Brooks/Cole, 2007
Buku Teks
Suchocki, John
Pearson, 2007
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