Retrieval system theory
Vickery, B. C.
Retrieval system theory - London: Butterworths & Co, 1961 - x, 159p.
Retrieval system
Descriptor language
025.5 / K1
Retrieval system theory - London: Butterworths & Co, 1961 - x, 159p.
Retrieval system
Descriptor language
025.5 / K1