Posamentier, A. S. (1996). Challnging Problems in Geometry. Dover Publications, inc.
Cita Chicago Style (17a ed.)Posamentier, Alfred S. Challnging Problems in Geometry. Dover Publications, inc, 1996.
Cita MLA (8a ed.)Posamentier, Alfred S. Challnging Problems in Geometry. Dover Publications, inc, 1996.
Precaución: Estas citas no son 100% exactas.