APA (7th ed.) Citation

Gardner, E. (2011). Letters of the Motor Girl. Project Gutenberg.

Chicago Style (17th ed.) Citation

Gardner, Ethellyn. Letters of the Motor Girl. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Gardner, Ethellyn. Letters of the Motor Girl. Project Gutenberg, 2011.

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