APA (7th ed.) Citation

Hancock, H. I. Dave Darrin and the German Submarines Or, Making a Clean-up of the Hun Sea Monsters.

Chicago Style (17th ed.) Citation

Hancock, H. Irving. Dave Darrin and the German Submarines Or, Making a Clean-up of the Hun Sea Monsters.

MLA (9th ed.) Citation

Hancock, H. Irving. Dave Darrin and the German Submarines Or, Making a Clean-up of the Hun Sea Monsters.

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