APA
Poignant R., . (1967). The relation of educational plans to economic and social planning. United Nations Educational Scientific and Cultural Organization, Paris: .
Chicago
Poignant R, . 1967. The relation of educational plans to economic and social planning. United Nations Educational Scientific and Cultural Organization, Paris: .
Harvard
Poignant R., . (1967). The relation of educational plans to economic and social planning. United Nations Educational Scientific and Cultural Organization, Paris: .
MLA
Poignant R, . The relation of educational plans to economic and social planning. United Nations Educational Scientific and Cultural Organization, Paris: . 1967.