APA (7th ed.) Citation

Langworthy, J. L. The Aeroplane Boys Flight; Or, A Hydroplane Roundup.

Chicago Style (17th ed.) Citation

Langworthy, John Luther. The Aeroplane Boys Flight; Or, A Hydroplane Roundup.

MLA (9th ed.) Citation

Langworthy, John Luther. The Aeroplane Boys Flight; Or, A Hydroplane Roundup.

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