APA (7th ed.) Citation

Langworthy, J. L. The Airplane Boys among the Clouds; Or, Young Aviators in a Wreck.

Chicago Style (17th ed.) Citation

Langworthy, John Luther. The Airplane Boys Among the Clouds; Or, Young Aviators in a Wreck.

MLA (9th ed.) Citation

Langworthy, John Luther. The Airplane Boys Among the Clouds; Or, Young Aviators in a Wreck.

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