APA (7th ed.) Citation

Walker, S., & Bierstadt, E. H. (2011). More Portmanteau Plays. Project Gutenberg.

Chicago Style (17th ed.) Citation

Walker, Stuart, and Edward Hale Bierstadt. More Portmanteau Plays. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Walker, Stuart, and Edward Hale Bierstadt. More Portmanteau Plays. Project Gutenberg, 2011.

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