The Pennsylvania Turnpike :
Harrisburg to Pittsburgh.
APA Citation
Kulash, D. J.., Pennsylvania Turnpike Commission. (1940). The Pennsylvania Turnpike: Harrisburg to Pittsburgh. [Harrisburg]: Pennsylvania Turnpike Commission.
MLA Citation
Kulash, Damian J., and Pennsylvania Turnpike Commission. The Pennsylvania Turnpike: Harrisburg to Pittsburgh. [Harrisburg]: Pennsylvania Turnpike Commission, 1940.
Warning: These citations may not always be complete (especially for serials).