APA Citation

Graeff, A. D. 1. (1944). The history of Pennsylvania. Philadelphia ; Chicago: John C. Winston Co..

Chicago Style Citation

Graeff, Arthur D. 1899-1969. The History of Pennsylvania. Philadelphia ; Chicago: John C. Winston Co., 1944.

MLA Citation

Graeff, Arthur D. 1899-1969. The History of Pennsylvania. Philadelphia ; Chicago: John C. Winston Co., 1944.

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