Geometriya
Subtitle: probnyi uchebnik dlya 6-8 klassov
By: V.G. Boltyanskii, M.B. Volovich, A.D. Semushin.
Contributors: Volovich, M. B.; Semushin, A. D.
Publisher: Prosveshchenie
Published: 1979
Place of publication: Moskva
Language: rus