Educational Resources Information Center. (1968). Eric Educational Documents Abstracts. Macmillan Press.
Citação do estilo Chicago (17ª ed.)Educational Resources Information Center. Eric Educational Documents Abstracts. New York: Macmillan Press, 1968.
Citação MLA (8ª ed.)Educational Resources Information Center. Eric Educational Documents Abstracts. Macmillan Press, 1968.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.