References

bulletIt is imperative to cite all sources and then include the complete source in the reference page.
bullet APA style is the preferred method in writing an academic paper.  Most word processors offer APA style writing (check your manual or use the help provided in your software(.
bulletCiting correctly and properly also protects you against plagiarism.  Remember that plagiarism is using someone else's ideas and submitting it as yours.  So, if you used a web site as a source to get information, then it should be cited accordingly.
bulletBelow are a few excellent cites providing additional information in writing APA style:
bullet http://owl.english.purdue.edu/handouts/research/r_apa.html
bullet http://www.lib.utsa.edu/Research/Subject/citingguide.html
bullet http://library.unomaha.edu/research/aids/library_guides/CitingInAPAStyle.pdf
bullet http://www.cbu.edu/library/instruction/handouts/apa.pdf

Here is an example:

References

Abramis, D. J.  (1994).  Work role ambiguity, job satisfaction, and job performance:

Meta-analysis and review.  Psychological Reports, 75, 1411-1433.

Alfa, L. C.  (1993).  The Nigerian National Universities Commission's Assessment of the

Functioning of an Organization (Organizational Functioning).  (Doctoral dissertation, Columbia University, 1993).  Dissertation Abstracts Online, 54/04, 1156.

Ashforth, B .E.  (1985).  Climate formation: Issues and extensions.  Academy of

Management Review, 10, 837-848.

Balmer, J. M. T.,  & Wilson, A.  (1998).  Corporate identity.  International Studies of

Management & Organizations, 28, 12-31.

Barley, S. R., Meyer, G. W., & Gash, D.C.  (1988).  Cultures of culture: Academics,

            practitioners and the pragmatics of normative control.  Administrative Science Quarterly, 33, 24-60.

Barney, J. B.  (1986).  Organization culture: Can it be a source of sustained competitive

advantage?  Academy of Management Review, 11, 656-665.

Barrett, R.  (1999).  Why the future belongs to values-added companies.  Journal for

Quality and Participation, 22(1), 30-35.

Bass, B. M.  (1985).  Leadership and performance beyond expectations.  New York: The

            Free Press.

Bass, B. M., & Avolio, B. J.  (1993).  Transformation leadership and organizational

culture.  Public Administration Quarterly, 17(1), 112-122.