Newspapers in Philadelphia area libraries.

MLA

University of Pennsylvania., Marianne. Rogers and W Robert. Kearney. Newspapers in Philadelphia area libraries. Second edition. [Philadelphia] : [University of Pennsylvania], [1972]

APA

University of Pennsylvania., Rogers, M. & Kearney, W. (1972). Newspapers in Philadelphia area libraries. Second edition. [Philadelphia] : [University of Pennsylvania].

Chicago

University of Pennsylvania., Marianne. Rogers and W Robert. Kearney. Newspapers in Philadelphia area libraries. Second edition. [Philadelphia] : [University of Pennsylvania], [1972]