Cita APA (7th ed.)

papageorgiou, D., Michaely, ., & Chokai, A. M. (1991). Liberalizing Foreign trade. Basil Blackwell.

Cita Chicago (17th ed.)

papageorgiou, Dememetris, Michaely, i Armeane M. Chokai. Liberalizing Foreign Trade. Cambridge: Basil Blackwell, 1991.

Cita MLA (9th ed.)

papageorgiou, Dememetris, et al. Liberalizing Foreign Trade. Basil Blackwell, 1991.