Wallace, Bruce, 1920-, author
Columbia University Press, 1981
Buku Teks
Spiess, Eliot B., author
John Wiley & Sons, 1983
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Crow, James F., author
W.H. Freeeman , 1986
Buku Teks
Artikel Jurnal
Wallace, Bruce, 1920-, author
W W Norton, 1968
Buku Teks