APA (7th ed.) Citation

Shoemaker, H. W. The Importance of Marking Historic Spots, an Address.

Chicago Style (17th ed.) Citation

Shoemaker, Henry W. The Importance of Marking Historic Spots, an Address.

MLA (9th ed.) Citation

Shoemaker, Henry W. The Importance of Marking Historic Spots, an Address.

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