Evaluation reserach methods for studying programs and policies
Weiss, Carol H
Evaluation reserach methods for studying programs and policies - 2nd ed. - New Delhi Prentice Hall 1972 - xii,372p.
9780133097252
001.433 / WE-E
Evaluation reserach methods for studying programs and policies - 2nd ed. - New Delhi Prentice Hall 1972 - xii,372p.
9780133097252
001.433 / WE-E