APA (7th ed.) Citation

O'Connor, F. H. (1990). Express yourself in written English. National Textbook Co.

Chicago Style (17th ed.) Citation

O'Connor, Frederick H. Express Yourself in Written English. Lincolnwood, Ill: National Textbook Co, 1990.

MLA (9th ed.) Citation

O'Connor, Frederick H. Express Yourself in Written English. National Textbook Co, 1990.