(1966). Take it, or leave it! [outline for a periodic history of Norristown area in the Schuylkill Valley of Montgomery County, Pa.]. Norristown, Pa..
Chicago-viite (17. p.)Take It, or Leave It! [outline for a Periodic History of Norristown Area in the Schuylkill Valley of Montgomery County, Pa.]. Norristown, Pa., 1966.
MLA-viite (8. p.)Take It, or Leave It! [outline for a Periodic History of Norristown Area in the Schuylkill Valley of Montgomery County, Pa.]. Norristown, Pa., 1966.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.