BLUMENTHAL, J. C. (1973). English 2600: A programed course in grammar and usage.-- Ed. 4. Harcourt Brace Jovanovich.
Style de citation Chicago (17e éd.)BLUMENTHAL, Joseph C. English 2600: A Programed Course in Grammar and Usage.-- Ed. 4. New York: Harcourt Brace Jovanovich, 1973.
Style de citation MLA (9e éd.)BLUMENTHAL, Joseph C. English 2600: A Programed Course in Grammar and Usage.-- Ed. 4. Harcourt Brace Jovanovich, 1973.
Attention : ces citations peuvent ne pas être correctes à 100%.