APA (7th ed.) Citation

Mayo, M. (1997). Polly of the Circus. Project Gutenberg.

Chicago Style (17th ed.) Citation

Mayo, Margaret. Polly of the Circus. Project Gutenberg, 1997.

MLA (9th ed.) Citation

Mayo, Margaret. Polly of the Circus. Project Gutenberg, 1997.

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