Hartford, M. E. (1944). Allegheny County's Americans by choice: Descriptive material about the foreign born of Allegheny County. [Pittsburgh?]: American Service Institute of Allegheny County.
Chicago Style CitationHartford, Margaret E. Allegheny County's Americans By Choice: Descriptive Material About the Foreign Born of Allegheny County. [Pittsburgh?]: American Service Institute of Allegheny County, 1944.
MLA CitationHartford, Margaret E. Allegheny County's Americans By Choice: Descriptive Material About the Foreign Born of Allegheny County. [Pittsburgh?]: American Service Institute of Allegheny County, 1944.