APA (7th ed.) Citation

Verrill, A. H. (2012). The Radio Detectives. Project Gutenberg.

Chicago Style (17th ed.) Citation

Verrill, A. Hyatt. The Radio Detectives. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Verrill, A. Hyatt. The Radio Detectives. Project Gutenberg, 2012.

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