作者: Egon G. Guba
DOI: 10.1007/BF02766777
关键词:
摘要: This is the ninth ERIC/ECTJ Annual Review Paper, preparation of which was supported by ERIC (Educational Resources Information Center) Clearinghouse on Resources, Syracuse University, Syracuse, New York. The material in this article prepared pursuant to a contract with National Institute Education, U.S. Department Education. Contractors undertaking such projects under government sponsorship are encouraged express freely their judgment professional and technical matters. Points view or opinions do not necessarily represent official opinion NIE. author grateful David Clark, Larry Havlicek, Robert Heinich, John McLaughlin, Cecil Miskel, Wolf for careful critique an earlier version 1his paper, his wife, Yvonna Lincoln, from whose joint work other contexts many ideas expressed paper emanated.