APA (7th ed.) Citation

Flansburg, S. (1993). Math magic: The human calculator shows how to master.. William Morrow.

Chicago Style (17th ed.) Citation

Flansburg, Scott. Math Magic: The Human Calculator Shows How to Master.. N.Y: William Morrow, 1993.

MLA (8th ed.) Citation

Flansburg, Scott. Math Magic: The Human Calculator Shows How to Master.. William Morrow, 1993.

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