APA (7th ed.) Citation

Bretnor, R., & Ashman, W. (2010). Sugar Plum. Project Gutenberg.

Chicago Style (17th ed.) Citation

Bretnor, Reginald, and William Ashman. Sugar Plum. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Bretnor, Reginald, and William Ashman. Sugar Plum. Project Gutenberg, 2010.

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