Styl cytowania APA

Keegan, W. J. (2003). Global marketing management (7th ed.). Pearson Education.

Styl cytowania Chicago

Keegan, Warren J. Global Marketing Management. 7th ed. New Delhi: Pearson Education, 2003.

Styl cytowania MLA

Keegan, Warren J. Global Marketing Management. 7th ed. Pearson Education, 2003.