APA (7th ed.) Citation

Parsons, W. (1938). Early Catholic Publishers of Philadelphia. Washington, D.C..

Chicago Style (17th ed.) Citation

Parsons, Wilfrid. Early Catholic Publishers of Philadelphia. Washington, D.C., 1938.

MLA (8th ed.) Citation

Parsons, Wilfrid. Early Catholic Publishers of Philadelphia. Washington, D.C., 1938.

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