APA (7th ed.) Citation

Ruff, H. A., & Rothbart, M. K. (1996). Attention in early development: Themes and variations. Oxford University Press.

Chicago Style (17th ed.) Citation

Ruff, Holly Alliger, and Mary Klevjord Rothbart. Attention in Early Development: Themes and Variations. New York: Oxford University Press, 1996.

MLA (9th ed.) Citation

Ruff, Holly Alliger, and Mary Klevjord Rothbart. Attention in Early Development: Themes and Variations. Oxford University Press, 1996.