Pennsylvania Railroad shops and works, Altoona, Pennsylvania /
by John C. Paige.
APA Citation
Paige, J. C., United States. National Park Service., America's Industrial Heritage Project. (1989). Pennsylvania Railroad shops and works, Altoona, Pennsylvania. [Denver]: America's Industrial Heritage Project, U.S. Dept. of the Interior, National Park Service.
MLA Citation
Paige, John C, United States. National Park Service, and America's Industrial Heritage Project. Pennsylvania Railroad Shops And Works, Altoona, Pennsylvania. [Denver]: America's Industrial Heritage Project, U.S. Dept. of the Interior, National Park Service, 1989.
Warning: These citations may not always be complete (especially for serials).