Cita APA (7a ed.)

Karpinski, A., Szwajcer, L., & Yaris, H. (1960). Poland and the World Economy. Polonia Publishing House.

Cita Chicago Style (17a ed.)

Karpinski, Andrzej, L. Szwajcer, y H. Yaris. Poland and the World Economy. Warsaw: Polonia Publishing House, 1960.

Cita MLA (9a ed.)

Karpinski, Andrzej, et al. Poland and the World Economy. Polonia Publishing House, 1960.