APA (7th ed.) Citation

Null, G., & Stone, C. (1976). The Italian-Americans. Stackpole Books.

Chicago Style (17th ed.) Citation

Null, Gary, and Carl Stone. The Italian-Americans. Harrisburg, Pa.: Stackpole Books, 1976.

MLA (9th ed.) Citation

Null, Gary, and Carl Stone. The Italian-Americans. Stackpole Books, 1976.