APA (7 वां संस्करण) प्रशस्ति पत्र

Não informado. (1964). Philippine Journal of Plant Industry. U.S. Department of Agriculture, Bureau of Plant Industry.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Não informado. Philippine Journal of Plant Industry. Manila: U.S. Department of Agriculture, Bureau of Plant Industry, 1964.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Não informado. Philippine Journal of Plant Industry. U.S. Department of Agriculture, Bureau of Plant Industry, 1964.

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