APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

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