(1973). The Present state of international law and other essays: Written in honour of the centenary celebration of the International Law Association 1873-1973. Deventer: Kluwer.
استشهاد بنمط شيكاغوThe Present State of International Law and Other Essays: Written in Honour of the Centenary Celebration of the International Law Association 1873-1973. Deventer: Kluwer, 1973.
MLA استشهادThe Present State of International Law and Other Essays: Written in Honour of the Centenary Celebration of the International Law Association 1873-1973. Deventer: Kluwer, 1973.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.