UDC 339 Distribution, conservation and consumption of wealth BS 1000(339) 1970
British standards Institution
UDC 339 Distribution, conservation and consumption of wealth BS 1000(339) 1970 British standards Institution - London B S I 1970
025.43 UDC/BSI-20
UDC 339 Distribution, conservation and consumption of wealth BS 1000(339) 1970 British standards Institution - London B S I 1970
025.43 UDC/BSI-20