Chalyi, A. T. Descriptive geometry/ A. T. Chahly. Translated from the Russian by A. E. Tchernukhin and Th. Botting. - 2d ed. - Moscow: Higher School Publishing House, 1968. - 296, [11] p. with diagrs.: 22 cm. Translation of Kurs nachertatelnoi geometrii. LCCN: 75362969 //r83 Nat. Bib. No.: USSR68-21937 Subjects--Topical Terms: Geometry, Descriptive.Geometria Descritiva. Dewey Class. No.: 516 / C441d