Kreps, G. L., Ruben, B. D., Baker, M. W., & Rosenthal, S. R. (1987). Survey of public knowledge about digestive health and diseases: Implications for health education.
শিকাগো স্টাইলে সাইটেশনKreps, G L., B D. Ruben, M W. Baker, এবং S R. Rosenthal. Survey of Public Knowledge About Digestive Health and Diseases: Implications for Health Education. 1987.
এমএলএ সাইটেশনKreps, G L., B D. Ruben, M W. Baker, এবং S R. Rosenthal. Survey of Public Knowledge About Digestive Health and Diseases: Implications for Health Education. 1987.
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