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Buku Teks
McPherson, Richard A.
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Buku Teks
Johnson, Catherine W.
Thomson , 2003
Buku Teks
edited by Richard A. McPherson, Matthew R. Pincus
Elsevier, 2017
Buku Teks
Bennington, James L. (James Lynne), 1935-
W.B. Saunders, 1984
Buku Referensi