APA (7th ed.) Citation

Brooke, L. L. (2007). Ring O' Roses: A Nursery Rhyme Picture Book. Project Gutenberg.

Chicago Style (17th ed.) Citation

Brooke, L. Leslie. Ring O' Roses: A Nursery Rhyme Picture Book. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Brooke, L. Leslie. Ring O' Roses: A Nursery Rhyme Picture Book. Project Gutenberg, 2007.

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