Παραπομπή σε μορφή APA (7η εκδ.)

Herring, R. (1983). Managing international risk: Essays commissioned in honor of the centenary of the Wharton School, University of Pennsylvania. Cambridge University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Herring, Richard. Managing International Risk: Essays Commissioned in Honor of the Centenary of the Wharton School, University of Pennsylvania. Cambridge, Mass: Cambridge University Press, 1983.

Παραπομπή σε μορφή MLA (9th εκδ.)

Herring, Richard. Managing International Risk: Essays Commissioned in Honor of the Centenary of the Wharton School, University of Pennsylvania. Cambridge University Press, 1983.