APA (7th ed.) Citation

Rubin, R. G., & Young, C. M. (1989). Formal logic: A model of English. Mayfield.

Chicago Style (17th ed.) Citation

Rubin, Ronald G., and Charles M. Young. Formal Logic: A Model of English. Mountain View, Calif: Mayfield, 1989.

MLA (9th ed.) Citation

Rubin, Ronald G., and Charles M. Young. Formal Logic: A Model of English. Mayfield, 1989.