APA (7th ed.) Citation

Blumenthal, L. M. (1961). A modern view of geometry. W. H. Freeman.

Chicago Style (17th ed.) Citation

Blumenthal, Leonard M. A Modern View of Geometry. San Francisco, Calif.: W. H. Freeman, 1961.

MLA (8th ed.) Citation

Blumenthal, Leonard M. A Modern View of Geometry. W. H. Freeman, 1961.