Pitelis, C., & Sugden, R. (1991). The Nature of the transnational firm. Routledge.
Tohutoru Kātū Chicago (17th ed.)Pitelis, Christos, me Roger Sugden. The Nature of the Transnational Firm. London ; New York: Routledge, 1991.
Tohutoro MLA (9th ed.)Pitelis, Christos, me Roger Sugden. The Nature of the Transnational Firm. Routledge, 1991.