APA (7th ed.) Citation

Schmidt, C. M. (1999). Knowing what works: The case for rigorous program evaluation. Discussion paper series.

Chicago Style (17th ed.) Citation

Schmidt, Christoph M. "Knowing What Works: The Case for Rigorous Program Evaluation." Discussion Paper Series 1999.

MLA (9th ed.) Citation

Schmidt, Christoph M. "Knowing What Works: The Case for Rigorous Program Evaluation." Discussion Paper Series, 1999.

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