Papua New Guinea. Dept. of Health & Johnson & Johnson. (1980). Bebi na yu.
Chicago Style (17th ed.) CitationPapua New Guinea. Dept. of Health and Johnson & Johnson. Bebi Na Yu. Papua New Guinea. Department of Health, 1980.
MLA (9th ed.) CitationPapua New Guinea. Dept. of Health and Johnson & Johnson. Bebi Na Yu. 1980.
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