Hemmerling, E. M. (1965). Elementary mathematics: Arithmetic algebra and geometry. McGraw - Hill.
Lua i Stíl Chicago (17ú heag.)Hemmerling, Edwin M. Elementary Mathematics: Arithmetic Algebra and Geometry. New York: McGraw - Hill, 1965.
Lua MLA (9ú heag.)Hemmerling, Edwin M. Elementary Mathematics: Arithmetic Algebra and Geometry. McGraw - Hill, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.