Kutepov, A. Problemas book: Algebra and elementary functions / A. Kutepov and A. Rubanov ; translated from the Russian by Leonid Levant. - 1a ed. - Moscú : MIR Publishers, 1978 - 439 p. : il. ; 21 cm. Subjects--Topical Terms: Algebra--Problemas, ejercicios, etc. LC Class. No.: QA157 / K88 1978