APA (7th ed.) Citation

Boyden, W. C. (2004). A First Book in Algebra. Project Gutenberg.

Chicago Style (17th ed.) Citation

Boyden, Wallace C. A First Book in Algebra. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Boyden, Wallace C. A First Book in Algebra. Project Gutenberg, 2004.

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