APA (7th ed.) Citation

Pennsylvania, H. S. o. Guide to the microfilm of the papers of William Penn.

Chicago Style (17th ed.) Citation

Pennsylvania, Historical Society of. Guide to the Microfilm of the Papers of William Penn.

MLA (9th ed.) Citation

Pennsylvania, Historical Society of. Guide to the Microfilm of the Papers of William Penn.

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