Carr-Hill, R. A. (1988). The information base for the planning of the diversified educational field. International Institute for Educational Planning.
Citace podle Chicago (17th ed.)Carr-Hill, R. A. The Information Base for the Planning of the Diversified Educational Field. Paris: International Institute for Educational Planning, 1988.
Citace podle MLA (9th ed.)Carr-Hill, R. A. The Information Base for the Planning of the Diversified Educational Field. International Institute for Educational Planning, 1988.
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