APA (7th ed.) Citation

Karn, E. N. (2012). Snowflakes. Project Gutenberg.

Chicago Style (17th ed.) Citation

Karn, Esther Nelson. Snowflakes. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Karn, Esther Nelson. Snowflakes. Project Gutenberg, 2012.

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