APA (7th ed.) Citation

Strang, H., Webb, A., & Wright, A. (2011). Palm Tree Island. Project Gutenberg.

Chicago Style (17th ed.) Citation

Strang, Herbert, Archibald Webb, and Alan Wright. Palm Tree Island. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Strang, Herbert, et al. Palm Tree Island. Project Gutenberg, 2011.

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