Evans, D. R. (1976). Technology in nonformal education: A critical appraisal. Center for International Education, University of Massachusetts.
Chicago-Zitierstil (17. Ausg.)Evans, David R. Technology in Nonformal Education: A Critical Appraisal. Amherst, Mass: Center for International Education, University of Massachusetts, 1976.
MLA-Zitierstil (9. Ausg.)Evans, David R. Technology in Nonformal Education: A Critical Appraisal. Center for International Education, University of Massachusetts, 1976.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.