APA (7th ed.) Citation

Black, E. F. (2008). A Princess in Calico. Project Gutenberg.

Chicago Style (17th ed.) Citation

Black, Edith Ferguson. A Princess in Calico. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Black, Edith Ferguson. A Princess in Calico. Project Gutenberg, 2008.

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