Cita APA

Siebert,Horst. (1999). The world economy. Routledge.

Chicago Edition Citation

Siebert,Horst. The World Economy. London: Routledge, 1999.

Cita MLA

Siebert,Horst. The World Economy. Routledge, 1999.

Atenció: Aquestes cites poden no estar 100% correctes.