Worthen, B. R., & White, K. R. (1987). Evaluating educational and social programs: Guidelines for proposal review, onsite evaluation, evaluation contracts, and technical assistance. Kluwer-Nijhoff.
Chicago-Zitierstil (17. Ausg.)Worthen, Blaine R., und Karl R. White. Evaluating Educational and Social Programs: Guidelines for Proposal Review, Onsite Evaluation, Evaluation Contracts, and Technical Assistance. Boston [u.a.]: Kluwer-Nijhoff, 1987.
MLA-Zitierstil (9. Ausg.)Worthen, Blaine R., und Karl R. White. Evaluating Educational and Social Programs: Guidelines for Proposal Review, Onsite Evaluation, Evaluation Contracts, and Technical Assistance. Kluwer-Nijhoff, 1987.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.