Howard, John A., author
Richard D. Irwin, 1973
Buku Teks
Bradley, Frank, author
John Wiley & Sons, Ltd, 2003
Buku Teks
Komaruddin Sastradipoera, author
Kappa-Sigma, 2003
Buku Teks
Rewoldt, Stewart H.
Homewood: Richard D. Irwin, 1969
Buku Teks
Routledge, 2020
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