Kellogg, C. E., & Knapp, D. C. (1966). The college of agriculture: Science in the public service. New York: McGraw-Hill.
Styl ChicagoKellogg, Charles E., a David C. Knapp. The College of Agriculture: Science in the Public Service. New York: McGraw-Hill, 1966.
Citace podle MLAKellogg, Charles E., a David C. Knapp. The College of Agriculture: Science in the Public Service. New York: McGraw-Hill, 1966.
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