Poplin, D. E. (1972). Communities: A survey of theories and methods of research. New York, NY: The Macmillan Company.
استشهاد بنمط شيكاغوPoplin, Dennis E. Communities: A Survey of Theories and Methods of Research. New York, NY: The Macmillan Company, 1972.
MLA استشهادPoplin, Dennis E. Communities: A Survey of Theories and Methods of Research. New York, NY: The Macmillan Company, 1972.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.