APA Style

HEARN, P. (1987). International Business Agreement: a practical guide to the negotiation and formulation of agency (ed. i). (4) Organisasi Perusahaan: Teo: .

MLA Style

HEARN, P.. International Business Agreement: a practical guide to the negotiation and formulation of agency. ed. i (4) Organisasi Perusahaan: Teo: , 1987. Text.