APA (7th ed.) Citation

Bonner, R. W. The Boy Inventors' Electric Hydroaeroplane.

Chicago Style (17th ed.) Citation

Bonner, Richard; Wrenn. The Boy Inventors' Electric Hydroaeroplane.

MLA (9th ed.) Citation

Bonner, Richard; Wrenn. The Boy Inventors' Electric Hydroaeroplane.

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