Cita APA (7th ed.)

Keedy, M. L. (1964). Exploring modern mathematics. California State Dept.

Cita Chicago (17th ed.)

Keedy, Marvin L. Exploring Modern Mathematics. Sacramento, Calif: California State Dept, 1964.

Cita MLA (9th ed.)

Keedy, Marvin L. Exploring Modern Mathematics. California State Dept, 1964.