Dubicka, I. (2006). Market leader: Advanced. Harlow: Pearson Education.
Čikaški stil citiranjaDubicka, Iwonna. Market Leader: Advanced. Harlow: Pearson Education, 2006.
MLA način citiranjaDubicka, Iwonna. Market Leader: Advanced. Harlow: Pearson Education, 2006.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.