The Keystone defender

Chicago citation style
State Council of Civil Defense (Pa.). The Keystone defender. Retrieved from the Digital Public Library of America, https://archive.org/details/keystonedefender00stat_10. (Accessed December 19, 2018.)
APA citation style
State Council of Civil Defense (Pa.), The Keystone defender. Retrieved from the Digital Public Library of America, https://archive.org/details/keystonedefender00stat_10
MLA citation style
State Council of Civil Defense (Pa.). Retrieved from the Digital Public Library of America <https://archive.org/details/keystonedefender00stat_10>.
Note: These citations are programmatically generated and may be incomplete.