Blumenthal, J. C. (1973). English 2200: A programmed course in grammar and usage (2nd ed.). Harcourt Brace Jovanovich.
Chicago Style (17th ed.) CitationBlumenthal, Joseph C. English 2200: A Programmed Course in Grammar and Usage. 2nd ed. New York: Harcourt Brace Jovanovich, 1973.
MLA (9th ed.) CitationBlumenthal, Joseph C. English 2200: A Programmed Course in Grammar and Usage. 2nd ed. Harcourt Brace Jovanovich, 1973.
Warning: These citations may not always be 100% accurate.