Briggs, L. J. (1977). Instructional design: Principles and application. Educational Technology.
Lua i Stíl Chicago (17ú heag.)Briggs, Leslie J. Instructional Design: Principles and Application. Englewood Cliffs, NJ: Educational Technology, 1977.
Lua MLA (9ú heag.)Briggs, Leslie J. Instructional Design: Principles and Application. Educational Technology, 1977.
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