APA (7th ed.) Citation

Curl, M. J. (2013). Expository Writing. Project Gutenberg.

Chicago Style (17th ed.) Citation

Curl, Mervin James. Expository Writing. Project Gutenberg, 2013.

MLA (9th ed.) Citation

Curl, Mervin James. Expository Writing. Project Gutenberg, 2013.

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