APA (7th ed.) Citation

McGuffey, W. H. (2005). McGuffey's Fourth Eclectic Reader. Project Gutenberg.

Chicago Style (17th ed.) Citation

McGuffey, William Holmes. McGuffey's Fourth Eclectic Reader. Project Gutenberg, 2005.

MLA (9th ed.) Citation

McGuffey, William Holmes. McGuffey's Fourth Eclectic Reader. Project Gutenberg, 2005.

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