APA (7th ed.) Citation

Rosenbaum, P. R. (1995). Observational studies. Springer-Verlag.

Chicago Style (17th ed.) Citation

Rosenbaum, Paul R. Observational Studies. New York: Springer-Verlag, 1995.

MLA (9th ed.) Citation

Rosenbaum, Paul R. Observational Studies. Springer-Verlag, 1995.

Warning: These citations may not always be 100% accurate.