F. Gary Cunningham, Norman F. Gant, Kenneth J. Leveno, Larry C. Gilstrap III, John C. Hauth, Katharine D. Wenstrom, editor
McGraw-Hill, 2001
Buku Referensi
editor by, Kenneth Kaushansky, Marshall A. Lichtman , Josef T. Prchal, Marcel Levi, Linda J. Burns, David C. Linch
McGraw-Hil, 2021
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Parry, J. H.
Penguin books, 1973
Buku Teks
general editors, Clive Parry, John P. Grant, Anthony Parry, Arthur D. Watts
Oceana Publications, 1988
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Dodd, J. Robert
John Wiley & Sons, 1990
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