Gillam, A. E., Heilbron, I. M., Ferguson, W. S., & Watson, S. J. (1936). Variations in the carotene and vitamin A values of the milk fat (butter) of cattle of typical English breeds.
शिकागो स्टाइल उद्धरणGillam, Albert Edward, Isidor Morris Heilbron, William Swan Ferguson, और Stephen John Watson. Variations in the Carotene and Vitamin A Values of the Milk Fat (butter) of Cattle of Typical English Breeds. 1936.
एमएलए उद्धरणGillam, Albert Edward, Isidor Morris Heilbron, William Swan Ferguson, और Stephen John Watson. Variations in the Carotene and Vitamin A Values of the Milk Fat (butter) of Cattle of Typical English Breeds. 1936.
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