Gaya APA

Ball, D, A. et al (2005). [International business : The challenge of global compettion. Bah Indonesia] Bisnis internasional : tantangan persaingan global Jilid I (9. Ed.). Jakarta: Salemba Empat.

Gaya MLA

Ball, Donald, A.. et al. "[International business : The challenge of global compettion. Bah Indonesia] Bisnis internasional : tantangan persaingan global Jilid I". 9. Ed. Jakarta: Salemba Empat, 2005. Text.