Donahue, R. L., & Evans, E. F. (1973). Exploring agriculture: An introduction to food and agriculture. Prentice -Hall Inc.
Chicago Style citaatDonahue, Roy L., en Everett F. Evans. Exploring Agriculture: An Introduction to Food and Agriculture. U S A: Prentice -Hall Inc, 1973.
MLA citatieDonahue, Roy L., en Everett F. Evans. Exploring Agriculture: An Introduction to Food and Agriculture. Prentice -Hall Inc, 1973.
Let op: Deze citaties zijn niet altijd 100% accuraat.