APA Citation

Hellerich, M. H. (1987). Allentown 1762-1987: A 225-year history. Allentown, Pa.: Lehigh County Historical Society.

Chicago Style Citation

Hellerich, Mahlon Howard. Allentown 1762-1987: A 225-year History. Allentown, Pa.: Lehigh County Historical Society, 1987.

MLA Citation

Hellerich, Mahlon Howard. Allentown 1762-1987: A 225-year History. Allentown, Pa.: Lehigh County Historical Society, 1987.

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