Medina, J. P., Bagtas, P. M., & Mejia, E. B. (1979). Market for dairy products: Davao area. Special Studies Division, Ministry of Agriculture.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMedina, J. P., P. M. Bagtas, और E. B. Mejia. Market for Dairy Products: Davao Area. Quezon City: Special Studies Division, Ministry of Agriculture, 1979.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMedina, J. P., et al. Market for Dairy Products: Davao Area. Special Studies Division, Ministry of Agriculture, 1979.
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