APA (7th ed.) Citation

Judy, W. (1930). A soldier's diary: A day-to-day record in the world war. Judy publishing company.

Chicago Style (17th ed.) Citation

Judy, Will. A Soldier's Diary: A Day-to-day Record in the World War. Chicago: Judy publishing company, 1930.

MLA (9th ed.) Citation

Judy, Will. A Soldier's Diary: A Day-to-day Record in the World War. Judy publishing company, 1930.