APA Citation

Beem, J. K., & Woo, P. Y. (1969). Doubly timelike surfaces: J. K. Beem, P. Y. Woo. Providence, RI: American Mathematical Society.

Chicago Style Citation

Beem, John K., andfavorite Peter Y. Woo. Doubly Timelike Surfaces: J. K. Beem, P. Y. Woo. Providence, RI: American Mathematical Society, 1969.

MLA Citation

Beem, John K., andfavorite Peter Y. Woo. Doubly Timelike Surfaces: J. K. Beem, P. Y. Woo. Providence, RI: American Mathematical Society, 1969.

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