Publications of the University of Pennsylvania.
Series in mathematics. no. 1-

APA Citation

University of Pennsylvania., Heyl, P. R., Aley, R. J. (1897). Publications of the University of Pennsylvania: Series in mathematics. no. 1-. Philadelphia: Published for the University.

MLA Citation

University of Pennsylvania, P. R Heyl, and R. J Aley. Publications of the University of Pennsylvania: Series In Mathematics. No. 1-. Philadelphia: Published for the University, 1897.

Warning: These citations may not always be complete (especially for serials).