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Spectrum Publ. , 1977
Buku Teks
by Ministry of Health Republic of Indonesia
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Buku Teks
edited by Neil Bracht
SAGA Publications, 1999
Buku Teks
edited by Dianne Watkins
Bailliere Tindall, 2003
Buku Teks
Gray, Stephen E.
MacMillan Press , 1978
Buku Teks