APA Citation

Heckman, O. S. (1942). What to read about Pennsylvania. Harrisburg: Pennsylvania Historical Commission.

Chicago Style Citation

Heckman, Oliver S. What to Read About Pennsylvania. Harrisburg: Pennsylvania Historical Commission, 1942.

MLA Citation

Heckman, Oliver S. What to Read About Pennsylvania. Harrisburg: Pennsylvania Historical Commission, 1942.

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