Jewkes, John.
Sources of invention / John Jewkes, David Sawers and Richard Stillerman. - London : Macmillan, c 1958. - xii, 428 p. ; 22 cm.
Includes index.
345 345
Inventions.
Information Systems.
608 / J556s
Sources of invention / John Jewkes, David Sawers and Richard Stillerman. - London : Macmillan, c 1958. - xii, 428 p. ; 22 cm.
Includes index.
345 345
Inventions.
Information Systems.
608 / J556s