Technical information sources

Ítems similars

• Technical information sources: guide to patent specification /
  per: Houghton
  Publicat: (1972)
• Technical information sources : A guide to patent specifications,standards and technical reports literature /
  per: Houghton Bernard
  Publicat: (1972)
• Technical patents, standards information technical reports source
  per: Houghton, B
  Publicat: (1972)
• Information Sources
  per: Umapathy K S
  Publicat: (1978)
• Information Sources
  per: K.S.Umapathy
  Publicat: (1978)