APA (7th ed.) Citation

Casey, P., & Casey, T. (2012). The Wolf Cub A Novel of Spain. Project Gutenberg.

Chicago Style (17th ed.) Citation

Casey, Patrick, and Terence Casey. The Wolf Cub A Novel of Spain. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Casey, Patrick, and Terence Casey. The Wolf Cub A Novel of Spain. Project Gutenberg, 2012.

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