Styl cytowania APA

Oster,Sharon M. (1999). Modern competitive analysis (3rd ed.). Oxford University Press.

Styl cytowania Chicago

Oster,Sharon M. Modern Competitive Analysis. 3rd ed. New York: Oxford University Press, 1999.

Styl cytowania MLA

Oster,Sharon M. Modern Competitive Analysis. 3rd ed. Oxford University Press, 1999.