APA (7th ed.) Citation

Whitney, H. H. (2011). Sonnets and Songs. Project Gutenberg.

Chicago Style (17th ed.) Citation

Whitney, Helen Hay. Sonnets and Songs. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Whitney, Helen Hay. Sonnets and Songs. Project Gutenberg, 2011.

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