Citazione Stile APA (7a Edizione)

David Davies Memorial Institute of International Studies & Sibthorp, M. M. (1975). The North Sea: Challenge and opportunity : report of a study group of the David Davies Memorial Institute of International Studies. Europa for the Institute.

Citazione stile Chigago Style (17a edizione)

David Davies Memorial Institute of International Studies e M. M. Sibthorp. The North Sea: Challenge and Opportunity : Report of a Study Group of the David Davies Memorial Institute of International Studies. London: Europa for the Institute, 1975.

Citatione MLA (8a ed.)

David Davies Memorial Institute of International Studies e M. M. Sibthorp. The North Sea: Challenge and Opportunity : Report of a Study Group of the David Davies Memorial Institute of International Studies. Europa for the Institute, 1975.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.