APA (7th ed.) Citation

Young, C. R. The Motor Boys Under the Sea; or, From Airship to Submarine.

Chicago Style (17th ed.) Citation

Young, Clarence; Richards. The Motor Boys Under the Sea; or, From Airship to Submarine.

MLA (9th ed.) Citation

Young, Clarence; Richards. The Motor Boys Under the Sea; or, From Airship to Submarine.

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