APA (7th ed.) Citation

Educational Research Council of America. Social Science Staff. (1974). Explorers and discoverers: John Glenn (Learner-verified ed. 2.). Allyn and Bacon.

Chicago Style (17th ed.) Citation

Educational Research Council of America. Social Science Staff. Explorers and Discoverers: John Glenn. Learner-verified ed. 2. Boston: Allyn and Bacon, 1974.

MLA (8th ed.) Citation

Educational Research Council of America. Social Science Staff. Explorers and Discoverers: John Glenn. Learner-verified ed. 2. Allyn and Bacon, 1974.