Medical Journal of Indonesia, 14 (1) January March 2005: 59-63, 2005
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editor, Patrick Griffin, Barry McGaw, Esther Care
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Edited by Pat Woodrum
The Haworth Press, 1989
Buku Teks
Sage Publications, 2009
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Bouvier, Leon F., author
Seven Lucks Press, 1999
Buku Teks