Poignant, R. (1967). The relation of educational plans to economic and social planning. UNESCO; International Institute for Educational Planning.
Cita Chicago (17th ed.)Poignant, Raymond. The Relation of Educational Plans to Economic and Social Planning. Paris: UNESCO; International Institute for Educational Planning, 1967.
Cita MLA (9th ed.)Poignant, Raymond. The Relation of Educational Plans to Economic and Social Planning. UNESCO; International Institute for Educational Planning, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.