APA (7th ed.) Citation

Carhart, G. S. (2004). How long did it take to engrave an early modern map?: A consideration of craft practices.

Chicago Style (17th ed.) Citation

Carhart, George S. How Long Did It Take to Engrave an Early Modern Map?: A Consideration of Craft Practices. 2004.

MLA (9th ed.) Citation

Carhart, George S. How Long Did It Take to Engrave an Early Modern Map?: A Consideration of Craft Practices. 2004.

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