APA (7th ed.) Citation

Doob, H. S. (1974). Summary of research on open education. Educational Research Service.

Chicago Style (17th ed.) Citation

Doob, Heather S. Summary of Research on Open Education. Arlington, Va.]: Educational Research Service, 1974.

MLA (9th ed.) Citation

Doob, Heather S. Summary of Research on Open Education. Educational Research Service, 1974.