Socrates, J. B. (1983). The impact system of mass primary education. SEAMEO Regional Center for Educational Innovation and Technology.
Citace podle Chicago (17th ed.)Socrates, Jose B. The Impact System of Mass Primary Education. Quezon City, Philippines: SEAMEO Regional Center for Educational Innovation and Technology, 1983.
Citace podle MLA (9th ed.)Socrates, Jose B. The Impact System of Mass Primary Education. SEAMEO Regional Center for Educational Innovation and Technology, 1983.
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