Dyfyniad APA

Cronbach, L. J. (1982). Designing evaluation of educational and social programs. Jossey-Bass Publ.

Dyfyniad Arddull Chicago

Cronbach, Lee J. Designing Evaluation of Educational and Social Programs. Jossey-Bass Publ, 1982.

Dyfyniad MLA

Cronbach, Lee J. Designing Evaluation of Educational and Social Programs. Jossey-Bass Publ, 1982.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.