Cita APA

Nicholson, M., & Nicholson, M. (1957). A dictionary of American-English usage. New York, New York: New American Library.

Citación estilo Chicago

Nicholson, Margaret, y Margaret Nicholson. A Dictionary of American-English Usage. New York, New York: New American Library, 1957.

Cita MLA

Nicholson, Margaret, y Margaret Nicholson. A Dictionary of American-English Usage. New York, New York: New American Library, 1957.