Bashat, H. (1998). The Third Annual Conference on Crises & Disasters Management: Management Oil Spills Crisis Through Adequate Contingency Planning. جامعة عين شمس.

Bashat, H. The Third Annual Conference on Crises & Disasters Management: Management Oil Spills Crisis Through Adequate Contingency Planning. القاهرة: جامعة عين شمس, 1998.

Bashat, H. The Third Annual Conference on Crises & Disasters Management: Management Oil Spills Crisis Through Adequate Contingency Planning. جامعة عين شمس, 1998.