Blumenthal, J. C. (1962). English 2600: A programed course in grammar and usage (Rev. ed.). Harcourt, Brace, and World, Inc..
Chicago Style (17. basım) AtıfBlumenthal, Joseph C. English 2600: A Programed Course in Grammar and Usage. Rev. ed. New York ; Chicago [etc.]: Harcourt, Brace, and World, Inc., 1962.
MLA (8th ed.) AtıfBlumenthal, Joseph C. English 2600: A Programed Course in Grammar and Usage. Rev. ed. Harcourt, Brace, and World, Inc., 1962.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..