Spriegel, William Robert, 1893-1972, author
Charles & Tuttle, 1958
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Roscoe, Edwin Scott, author
Richard D. Irwin, 1955
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Roscoe, Edwin Scott, author
Richard D. Irwin, 1959
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Holden, Paul E., author
Prentice-Hall, 1955
Buku Teks
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