:: C O N F U S E D ? ::

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:: Reference Sources ::

Reference Sources are classified according to primary, secondary and tertiary sources.

1. Primary sources are original materials. Examples of these are reports, magazine articles, patents, theses, dissertations, manuscripts, monographs.
   
   
2. Secondary sources are materials prepared from original or primary sources. Original materials which have been rearranged, interpreted, condensed, belong to this classification.
   
   
3. Tertiary sources are primary and secondary sources combined together. These are materials that have been twice removed from the original. Almost all types of reference sources fall under this classification.

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