(NgEOGRAFIQ PO^W (B:s (Nu^EBNOE POSOBIE DLQ GOSUDARSTWENNYH UNIWERSITETOW(B, (NPEDAGOGI^ESKIH(B, (NSELXSKOHOZQJSTWENNYH I LESOTEHNI^ESKIH WUZOW sssr (B/s - (NwILENSKIJ(B, (NdMITRIJ gERMOGENOWI^s; (NsOBOLEW(B, (Ns(B.(Nss ((Nm(B. :s (NwYS[AQ [KOLA(B,s, 1961)
Keywords: (NpO^WOWEDENIEs; (NgEOGRAFIQ PO^Ws