Primary Information Sources

Contain relatively new (original) scientific and technical information.

• Books

• Journal articles

• Conference papers

• Reports

• Pre-prints

• Patents

• Theses

• Internet sources

 Secondary Information Sources

Act as pointers (indexes) to primary sources, which have been selected and rearranged under subject headings, authors etc.

• Library catalogues - OPAC

• Encyclopaedias

• Handbooks and tables

• Reviews

• Databases

• Abstracts/Index 
• CD-ROM 
• Online 

• Current awareness sources

• Internet guides