Underwood, E. J. (1981). The mineral nutrition of livestock (2nd ed.). Commonwealth Agricultural Bureaux.
Chicago Style (17th ed.) CitationUnderwood, Eric J. The Mineral Nutrition of Livestock. 2nd ed. Farnham Royal, England: Commonwealth Agricultural Bureaux, 1981.
ציטוט MLAUnderwood, Eric J. The Mineral Nutrition of Livestock. 2nd ed. Commonwealth Agricultural Bureaux, 1981.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.