APA (7th ed.) Citation

Singer, I. M., & Thorpe, J. A. (1967). Lecture notes on elementary topology and geometry. Scott, Foresman.

Chicago Style (17th ed.) Citation

Singer, Isadore M., and John A. Thorpe. Lecture Notes on Elementary Topology and Geometry. Glenview, Ill: Scott, Foresman, 1967.

MLA (9th ed.) Citation

Singer, Isadore M., and John A. Thorpe. Lecture Notes on Elementary Topology and Geometry. Scott, Foresman, 1967.