Boer, R. d. (2014). From milk by-products to milk ingredients: Upgrading the cycle. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Boer, Ruud de. From Milk By-products to Milk Ingredients: Upgrading the Cycle. West Sussex, England: John Wiley & Sons, 2014.
Lua MLA (9ú heag.)Boer, Ruud de. From Milk By-products to Milk Ingredients: Upgrading the Cycle. John Wiley & Sons, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.