APA (7e ed.) Bronvermelding
Ruff, H. A., & Rothbart, M. K. (2001). Attention in early development: Themes and variations. Oxford University Press.
Chicago (17e ed.) Bronvermelding
Ruff, Holly Alliger, en Mary Klevjord Rothbart. Attention in Early Development: Themes and Variations. New York: Oxford University Press, 2001.
MLA (9e ed.) Bronvermelding
Ruff, Holly Alliger, en Mary Klevjord Rothbart. Attention in Early Development: Themes and Variations. Oxford University Press, 2001.
Let op: Deze citaties zijn niet altijd 100% accuraat.