Cook, T. D. (1979). Quasi-experimentation design and analysis issues for field settings. Rand McNally College Publishing Company.
Chicago-Zitierstil (17. Ausg.)Cook, Thomas D. Quasi-experimentation Design and Analysis Issues for Field Settings. Chicago: Rand McNally College Publishing Company, 1979.
MLA-Zitierstil (9. Ausg.)Cook, Thomas D. Quasi-experimentation Design and Analysis Issues for Field Settings. Rand McNally College Publishing Company, 1979.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.