APA Citation

 Stair, R. M. (2010).  Information systems essentials.  Course Technology Cengage Learning.

Chicago Style Citation

 Stair, Ralph M.  Information Systems Essentials.  Course Technology Cengage Learning, 2010.

MLA Citation

 Stair, Ralph M.  Information Systems Essentials.  Course Technology Cengage Learning, 2010.

Warning: These citations may not always be 100% accurate.