APA Style

Vernon-Wortzel, H., Wortzel, L, H. (1997). Strategic Management in a Global Economy (3rd ed.). New York: John Wiley \r Sons.

MLA Style

Vernon-Wortzel, Heidi., Wortzel, Lawrence, H.. "Strategic Management in a Global Economy". 3rd ed. New York: John Wiley \r Sons, 1997. print.