American civilization since 1877 :
HIST 21 (GH) /
written by Hugo A. Meier and Warren W. Hassler, Jr. ; revised by Maria Leavey.

APA Citation

Meier, H. A., Leavey, M. Irene., Hassler, W. W., Pennsylvania State University. Dept. of History., Pennsylvania State University. Dept. of Distance Education. Independent Learning Program. (1995). American civilization since 1877: HIST 21 (GH). University Park, PA: Penn State University, Dept. of Distance Education, Independent Learning Program.

MLA Citation

Pennsylvania State University. Dept. of Distance Education. Independent Learning Program, et al.. American Civilization Since 1877: HIST 21 (GH). University Park, PA: Penn State University, Dept. of Distance Education, Independent Learning Program, 1995.