APA (7th ed.) Citation

LOON, H. V. The Story of Mankind. George G. Harrap and Co.

Chicago Style (17th ed.) Citation

LOON, Hendrik Van. The Story of Mankind. George G. Harrap and Co.

MLA (8th ed.) Citation

LOON, Hendrik Van. The Story of Mankind. George G. Harrap and Co.

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