Walbesser, H. H., & Eisenberg, T. A. (1972). A review of research on behavioral objetives and learning hierarchies. Ohio State University.
Citace podle Chicago (17th ed.)Walbesser, Henry H., a Theodore A. Eisenberg. A Review of Research on Behavioral Objetives and Learning Hierarchies. Ohio, Estados Unidos: Ohio State University, 1972.
Citace podle MLA (9th ed.)Walbesser, Henry H., a Theodore A. Eisenberg. A Review of Research on Behavioral Objetives and Learning Hierarchies. Ohio State University, 1972.
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