Perreault, J M.
Towards a theory for UDC : essays aimed at structural understanding and operational improvement J M.Perreault - London: Clive Bingley, 1969. - 241p.
0851570798
Classification, Universal-Decimal
025.432 / PET
Towards a theory for UDC : essays aimed at structural understanding and operational improvement J M.Perreault - London: Clive Bingley, 1969. - 241p.
0851570798
Classification, Universal-Decimal
025.432 / PET