APA (7th ed.) Citation

Brill, E. C. The Secret Cache: An Adventure and Mystery Story for Boys.

Chicago Style (17th ed.) Citation

Brill, Ethel C. The Secret Cache: An Adventure and Mystery Story for Boys.

MLA (9th ed.) Citation

Brill, Ethel C. The Secret Cache: An Adventure and Mystery Story for Boys.

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