Doren, P. E. (1982). Factors affecting the relationship between calving interval of cows and weaning weights of calves. [publisher not identified].
Chicago Style (17th ed.) CitationDoren, Philip Erich. Factors Affecting the Relationship Between Calving Interval of Cows and Weaning Weights of Calves. [Place of publication not identified]: [publisher not identified], 1982.
MLA (9th ed.) CitationDoren, Philip Erich. Factors Affecting the Relationship Between Calving Interval of Cows and Weaning Weights of Calves. [publisher not identified], 1982.
Warning: These citations may not always be 100% accurate.