APA (7th ed.) Citation

Rogers, E. M., & Shoemaker, F. F. (1971). Communication of innovations: A cross-cultural approach (2nd ed.). Free Press.

Chicago Style (17th ed.) Citation

Rogers, Everett M., and F. Floyd Shoemaker. Communication of Innovations: A Cross-cultural Approach. 2nd ed. New York: Free Press, 1971.

MLA (9th ed.) Citation

Rogers, Everett M., and F. Floyd Shoemaker. Communication of Innovations: A Cross-cultural Approach. 2nd ed. Free Press, 1971.