APA (7th ed.) Citation

Mittler, P. J. (1971). The study of twins. Penguin Βooks.

Chicago Style (17th ed.) Citation

Mittler, Peter J. The Study of Twins. Harmondsworth: Penguin Βooks, 1971.

MLA (8th ed.) Citation

Mittler, Peter J. The Study of Twins. Penguin Βooks, 1971.

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