(NpRAWILA TEHNIKI BEZOPASNOSTI I PROIZWODSTWENNOJ SANITARII DLQ ZOOPARKOW(B((NZOOSADOW(B) (Nsssr (B/s - (NsOSNOWSKIJ(B, (Ni(B. (Np(B.s ((NmOSKWA (B:s (NrEKLAMA(B,s, 1974)
Keywords: (NpROIZWODSTWENNAQ SANITARIQ (B- (NzOOPARKIs