Stradley, W. E. (1973). Administrator's guide to an individualized performance results curriculum. Center for Applied Research in Education.
Cita Chicago (17th ed.)Stradley, William E. Administrator's Guide to an Individualized Performance Results Curriculum. New York: Center for Applied Research in Education, 1973.
Cita MLA (9th ed.)Stradley, William E. Administrator's Guide to an Individualized Performance Results Curriculum. Center for Applied Research in Education, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.