APA (7th ed.) Citation

Kipling, R., Chapin, W. T., & Burt, M. E. (2009). Kipling Stories and Poems Every Child Should Know, Book II. Project Gutenberg.

Chicago Style (17th ed.) Citation

Kipling, Rudyard, W. T. Chapin, and Mary E. Burt. Kipling Stories and Poems Every Child Should Know, Book II. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Kipling, Rudyard, et al. Kipling Stories and Poems Every Child Should Know, Book II. Project Gutenberg, 2009.

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