APA Edition Citation

Putman, J. L. (1960). Isotopes. Penguin Books.

Chicago Edition Citation

Putman, J. L. Isotopes. [Harmondsworth, Eng.]: Penguin Books, 1960.

MLA Edition Citation

Putman, J. L. Isotopes. Penguin Books, 1960.

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