Universal decimal classification : international medium edition English text FID publication no. 571 : part 2. alphabetical subject index
British Standards Institution
Universal decimal classification : international medium edition English text FID publication no. 571 : part 2. alphabetical subject index edited by British Standards Institution - London British Standards Institution 1988 - 617 p.; 26cm.
025.439 UDC2B
Universal decimal classification : international medium edition English text FID publication no. 571 : part 2. alphabetical subject index edited by British Standards Institution - London British Standards Institution 1988 - 617 p.; 26cm.
025.439 UDC2B