APA (7th ed.) Citation

Dalgish, G. M. (1997). Random House Webster's dictionary of American English. Random House.

Chicago Style (17th ed.) Citation

Dalgish, Gerard M. Random House Webster's Dictionary of American English. New York: Random House, 1997.

MLA (9th ed.) Citation

Dalgish, Gerard M. Random House Webster's Dictionary of American English. Random House, 1997.