Janson, W. H. (1978). Beliefs, behavior and perceptions of participants in a Philippine nutrition program. [s.n.].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJanson, William H. Beliefs, Behavior and Perceptions of Participants in a Philippine Nutrition Program. [s.l.]: [s.n.], 1978.
एमएलए (9वां संस्करण) प्रशस्ति पत्रJanson, William H. Beliefs, Behavior and Perceptions of Participants in a Philippine Nutrition Program. [s.n.], 1978.
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