APA (7 वां संस्करण) प्रशस्ति पत्र
Boer, R. d. (2014). From milk by-products to milk ingredients: Upgrading the cycle. John Wiley & Sons.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Boer, Ruud de. From Milk By-products to Milk Ingredients: Upgrading the Cycle. West Sussex, England: John Wiley & Sons, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Boer, Ruud de. From Milk By-products to Milk Ingredients: Upgrading the Cycle. John Wiley & Sons, 2014.
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