APA (7th ed.) Citation

Barnhart, C. L., Steinmetz, S., & Barnhart, R. K. (1973). A Dictionary of new English 1963-1972 / Clarence L. Barnhart, Sol Steinmetz, Robert K. Barnhart. Longman.

Chicago Style (17th ed.) Citation

Barnhart, Clarence L., Sol Steinmetz, and Robert K. Barnhart. A Dictionary of New English 1963-1972 / Clarence L. Barnhart, Sol Steinmetz, Robert K. Barnhart. (Harlow): Longman, 1973.

MLA (9th ed.) Citation

Barnhart, Clarence L., et al. A Dictionary of New English 1963-1972 / Clarence L. Barnhart, Sol Steinmetz, Robert K. Barnhart. Longman, 1973.

Warning: These citations may not always be 100% accurate.