Black, Paul H.
McGraw-Hill, 1968
Buku Teks
Hall, Allen S., author
McGraw-Hill International Book Company, 1983
Buku Teks
Mott, Robert L., author
Pearson Prentice Hall, 2006
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Kolstee, Hans M.
Holt, Rinehart and Winston, 1985
Buku Teks
Grosjean, Jacques, author
McGraw-Hill , 1991
Buku Teks