APA (7th ed.) Citation

Reichardt, C. S., & Little, T. D. (2019). Quasi-experimentation: A guide to design and analysis. The Guilford Press.

Chicago Style (17th ed.) Citation

Reichardt, Charles S., and Todd D. Little. Quasi-experimentation: A Guide to Design and Analysis. New York: The Guilford Press, 2019.

MLA (9th ed.) Citation

Reichardt, Charles S., and Todd D. Little. Quasi-experimentation: A Guide to Design and Analysis. The Guilford Press, 2019.