(NdIDAKTI^ESKIE MATERIALY PO ALGEBRE DLQ (BVII (NKLASSA sAMOSTOQTELXNYE I KONTROLXNYE RABOTYs - (NkUDRQWCEW s(B.(Nws ((NmOSKWAs (NpROSWE]ENIEs, 1973)