APA (7th ed.) Citation

Rockwood, R. Through Space to Mars; Or, the Longest Journey on Record.

Chicago Style (17th ed.) Citation

Rockwood, Roy. Through Space to Mars; Or, the Longest Journey on Record.

MLA (9th ed.) Citation

Rockwood, Roy. Through Space to Mars; Or, the Longest Journey on Record.

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