APA (7th ed.) Citation

Barnhart & BarnhartT. (1979). The world book dictionary Vol. 1-2. Doubleday.

Chicago Style (17th ed.) Citation

Barnhart and BarnhartT. The World Book Dictionary Vol. 1-2. Chicago: Doubleday, 1979.

MLA (8th ed.) Citation

Barnhart and BarnhartT. The World Book Dictionary Vol. 1-2. Doubleday, 1979.

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