Association for Supervision and Curriculum Development & Marsh, D. D. (1999). Preparing our schools for the 21st century. Association for Supervision and Curriculum Development.
Citace podle Chicago (17th ed.)Association for Supervision and Curriculum Development a David D. Marsh. Preparing Our Schools for the 21st Century. Alexandria, Va.: Association for Supervision and Curriculum Development, 1999.
Citace podle MLA (9th ed.)Association for Supervision and Curriculum Development a David D. Marsh. Preparing Our Schools for the 21st Century. Association for Supervision and Curriculum Development, 1999.
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