APA (7th ed.) Citation

Grimm, W., & Grimm, J. (2004). Clever Gretel. Project Gutenberg.

Chicago Style (17th ed.) Citation

Grimm, Wilhelm, and Jacob Grimm. Clever Gretel. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Grimm, Wilhelm, and Jacob Grimm. Clever Gretel. Project Gutenberg, 2004.

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