APA (7th ed.) Citation

Litwin, M. S. (1995). How to measure survey reliability and validity. SAGE.

Chicago Style (17th ed.) Citation

Litwin, Mark S. How to Measure Survey Reliability and Validity. Thousand Oaks, Calif. ; London: SAGE, 1995.

MLA (9th ed.) Citation

Litwin, Mark S. How to Measure Survey Reliability and Validity. SAGE, 1995.