Research findings filter down over a period of time, taking as long as 10-12 years to appear in high school textbooks. The effective life of information varies considerably by discipline.
- Research
 - Article Drafts
 - Preprints
 - Journal Article
 - College Level Books
 - College Textbooks
 - High School Textbooks
 
These reference books should not be considered as one of your research sources.
Literature Search Preparations
 
Check CAMEO for additional resources.
Developing Effective Research Proposals (2000)
          STACKS-2  H62 .P92 2000
        
 Afeworki Paulos, Social Sciences Librarian
     apaulos2@andrew.cmu.edu
    (412) 268-6116