APA (7th ed.) Citation

(1969). Unified modern mathematics (Second printing.). Teachers College, Columbia University.

Chicago Style (17th ed.) Citation

Unified Modern Mathematics. Second printing. [New York, NY]: Teachers College, Columbia University, 1969.

MLA (9th ed.) Citation

Unified Modern Mathematics. Second printing. Teachers College, Columbia University, 1969.

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