Pagcaliwagan, B. S. (2000). Indigenous plants as source of low cost, nutritious food. Agriculture.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPagcaliwagan, Butch S. "Indigenous Plants as Source of Low Cost, Nutritious Food." Agriculture 2000.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPagcaliwagan, Butch S. "Indigenous Plants as Source of Low Cost, Nutritious Food." Agriculture, 2000.
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