APA Style

Stair, R, M., Reynolds, G, W. (2010). Principles of Information Systems 9th edition: A Managerial Approach (9th edition). Boston: Course Technology.

MLA Style

Stair, Ralph, M.., Reynolds, George, W.. "Principles of Information Systems 9th edition: A Managerial Approach". 9th edition Boston: Course Technology, 2010. E-Book.