APA (7th ed.) Citation

Theon, o. S., Toulis, C., & Dupuis, J. (1979). Mathematics useful for understanding Plato. Wizards Bookshelf.

Chicago Style (17th ed.) Citation

Theon, of Smyrna, Christos Toulis, and Jean Dupuis. Mathematics Useful for Understanding Plato. San Diego: Wizards Bookshelf, 1979.

MLA (9th ed.) Citation

Theon, of Smyrna, et al. Mathematics Useful for Understanding Plato. Wizards Bookshelf, 1979.