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Pearson Prentice Hall, 2006
Buku Teks
editor, Frederick S. Merritt
McGraw-Hill, 1968
Buku Referensi
Merritt, Frederick S.
McGraw-Hill , 1976
Buku Referensi
McLean, Adam C.
ELBS, 1990
Buku Teks
editors, Jonathan T. Ricketts, M. Kent Loftin, Frederick S. Merritt
McGraw-Hill, 2003
Buku Referensi