Rich, B., & Thomas, C. (2018). Schaum's outline of geometry (Sixth edition.). McGraw-Hill Education.
Chicago Style (17th ed.) CitationRich, Barnett, and Christopher Thomas. Schaum's Outline of Geometry. Sixth edition. New York: McGraw-Hill Education, 2018.
MLA (9th ed.) CitationRich, Barnett, and Christopher Thomas. Schaum's Outline of Geometry. Sixth edition. McGraw-Hill Education, 2018.
Warning: These citations may not always be 100% accurate.