APA Citation

Klein, C. J. (1983). Pennypack, Philadelphia's backdoor wilderness. Oreland, PA: Tri-County Printers.

Chicago Style Citation

Klein, Calvin J. Pennypack, Philadelphia's Backdoor Wilderness. Oreland, PA: Tri-County Printers, 1983.

MLA Citation

Klein, Calvin J. Pennypack, Philadelphia's Backdoor Wilderness. Oreland, PA: Tri-County Printers, 1983.

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