APA (7th ed.) Citation

Firth, A. (2004). Voices for the Speechless Selections for Schools and Private Reading. Project Gutenberg.

Chicago Style (17th ed.) Citation

Firth, Abraham. Voices for the Speechless Selections for Schools and Private Reading. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Firth, Abraham. Voices for the Speechless Selections for Schools and Private Reading. Project Gutenberg, 2004.

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