APA (7th ed.) Citation

Hayes, C. W. The Boy Allies in Great Peril; Or, With the Italian Army in the Alps.

Chicago Style (17th ed.) Citation

Hayes, Clair W. The Boy Allies in Great Peril; Or, With the Italian Army in the Alps.

MLA (9th ed.) Citation

Hayes, Clair W. The Boy Allies in Great Peril; Or, With the Italian Army in the Alps.

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