APA (7th ed.) Citation

Morris, W., & Morris, M. (1985). Harper dictionary of contemporary usage (2. ed.). Harper & Row.

Chicago Style (17th ed.) Citation

Morris, William, and Mary Morris. Harper Dictionary of Contemporary Usage. 2. ed. New York, NY [u.a.]: Harper & Row, 1985.

MLA (9th ed.) Citation

Morris, William, and Mary Morris. Harper Dictionary of Contemporary Usage. 2. ed. Harper & Row, 1985.