Lockhart, J. A., & Wiseman, A. J. (1970). Introduction to crop husbandry (2. ed.). Pergamon Press.
Chicago Style (17th ed.) CitationLockhart, J. A., and A. J. Wiseman. Introduction to Crop Husbandry. 2. ed. Oxford: Pergamon Press, 1970.
MLA (9th ed.) CitationLockhart, J. A., and A. J. Wiseman. Introduction to Crop Husbandry. 2. ed. Pergamon Press, 1970.