APA (7th ed.) Citation

Eckhardt, K. W., & Ermann,M.David. (1977). Social research methods: Perspective theory and analysis. Randon.

Chicago Style (17th ed.) Citation

Eckhardt, Kenneth W., and Ermann,M.David. Social Research Methods: Perspective Theory and Analysis. New York: Randon, 1977.

MLA (9th ed.) Citation

Eckhardt, Kenneth W., and Ermann,M.David. Social Research Methods: Perspective Theory and Analysis. Randon, 1977.

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