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MLA

Kleweno, Douglas G, et al. "A Study of Hog Questionnaire Modifications." ,

APA

Kleweno, D. G, Steiner, M. A, United States, U. States, Department of Agriculture, D. of Agriculture, Statistical Reporting Service, S. Reporting Service, & Statistical Research Division, S. Research Division. (1985). A study of hog questionnaire modifications.

Chicago

Kleweno, Douglas G., Michael A Steiner, United States, Department of Agriculture, Statistical Reporting Service, and Statistical Research Division. "A study of hog questionnaire modifications" (1985):