Fourth generation evaluation /
Egon G. Guba, Yvonna S. Lincoln.
APA Citation
Guba, E. G., Lincoln, Y. S. (1989). Fourth generation evaluation. Newbury Park, Calif.: Sage Publications.
MLA Citation
Guba, Egon G, and Yvonna S Lincoln. Fourth Generation Evaluation. Newbury Park, Calif.: Sage Publications, 1989.
Warning: These citations may not always be complete (especially for serials).