APA Citation

Posamentier, A. S. (1996). Challnging Problems in Geometry. Dover Publications, inc.

Chicago Style Citation

Posamentier, Alfred S. Challnging Problems in Geometry. Dover Publications, inc, 1996.

MLA Citation

Posamentier, Alfred S. Challnging Problems in Geometry. Dover Publications, inc, 1996.

Warning: These citations may not always be 100% accurate.