APA (7th ed.) Citation

Lengrand, P. (1970). An introduction to lifelong education. Unesco.

Chicago Style (17th ed.) Citation

Lengrand, Paul. An Introduction to Lifelong Education. Paris: Unesco, 1970.

MLA (9th ed.) Citation

Lengrand, Paul. An Introduction to Lifelong Education. Unesco, 1970.

Warning: These citations may not always be 100% accurate.