(NnAU^NAQ ORGANIZACIQ TRUDA W SFERE OBSLUVIWANIQ (B/s - (NdANILOW(B, (NeWGENIJ iWANOWI^s ((NmOSKWA (B:s (NzNANIE(B,s, 1973)
Keywords: (NsFERA OBSLUVIWANIQs