Handbook in research and evaluation a collection of principles, methods, and strategies useful in the planning, design, and evaluation of studies in education and the behavioral sciences

Détails bibliographiques
Auteur principal: Isaac, Stephen 1925-
Autres auteurs: Michael, William Burton
Format: Livre
Publié: San Diego, Calif. EDITS Publishers c1981.
Édition:2nd ed.
Sujets: