Cowling, K., Metcalf, D., & Rayner, A. (1970). Resource structure of agriculture: an economic analysis: By Keith Cowling, David Metcalf and A.J. Rayner. Pergamon Press.
Chicago Style (17. basım) AtıfCowling, Keith, David Metcalf, ve A.J Rayner. Resource Structure of Agriculture: An Economic Analysis: By Keith Cowling, David Metcalf and A.J. Rayner. Oxford: Pergamon Press, 1970.
MLA (9th ed.) AtıfCowling, Keith, et al. Resource Structure of Agriculture: An Economic Analysis: By Keith Cowling, David Metcalf and A.J. Rayner. Pergamon Press, 1970.
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