Toponogov, V. A., & Rovenski, V. Y. Differential geometry of curves and surfaces: A concise guide.
Chicago Style (17th ed.) CitationToponogov, Victor A., and Vladimir Y. Rovenski. Differential Geometry of Curves and Surfaces: A Concise Guide.
MLA (8th ed.) CitationToponogov, Victor A., and Vladimir Y. Rovenski. Differential Geometry of Curves and Surfaces: A Concise Guide.
Warning: These citations may not always be 100% accurate.