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Buku Referensi
Earle, Liz, author
Boxtree , 1995
Buku Teks
Irna Nursanti, author
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UI - Disertasi Membership
Medical Journal of Indonesia, 12 (3) Juli September 2003: 194-198, 2003
Artikel Jurnal
Luciana B. Sutanto, author
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Buku Teks