APA (7th ed.) Citation

Garis, H. R., & Greene, J. (2008). The Curlytops on Star Island; Or, Camping out with Grandpa. Project Gutenberg.

Chicago Style (17th ed.) Citation

Garis, Howard Roger, and Julia Greene. The Curlytops on Star Island; Or, Camping Out with Grandpa. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Garis, Howard Roger, and Julia Greene. The Curlytops on Star Island; Or, Camping Out with Grandpa. Project Gutenberg, 2008.

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