(NpOWREVDENIQ RUK NA PROIZWODSTWE I IH LE^ENIE (B/s - (N~UWAKOW(B, (NkAVAHMET ~UWAKOWI^s ((NaLMA(B-(NaTA (B:s (NkAZAHSTAN(B,s, 1974)
(NsPISOK LIT(B. : (NS(B. 63s
Keywords: (NgIGIENA TRUDAs; (NwERHNQQ KONE^NOSTXs; (NpOWREVDENIQs