Cita APA (7a ed.)

Buckley, P. J. (1990). Problems and developments in the core theory of international business. [s.n.].

Cita Chicago Style (17a ed.)

Buckley, Peter J. Problems and Developments in the Core Theory of International Business. [S.l.]: [s.n.], 1990.

Cita MLA (9a ed.)

Buckley, Peter J. Problems and Developments in the Core Theory of International Business. [s.n.], 1990.