American civilization since 1877 :
History 21 (DH, DE) : Department of History, College of the Liberal Arts /
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. Department of History., Pennsylvania State University. Department of Independent Learning. (1994). American civilization since 1877: History 21 (DH, DE) : Department of History, College of the Liberal Arts. University Park, PA: Pennsylvania State University, Dept. of Independent Learning.

MLA Citation

Pennsylvania State University. Department of Independent Learning, et al.. American Civilization Since 1877: History 21 (DH, DE) : Department of History, College of the Liberal Arts. University Park, PA: Pennsylvania State University, Dept. of Independent Learning, 1994.