Taherk Hassan& Saadany, A. (1998). The Third Annual Conference on Crises & Disasters Management: Risks Assessment as a Tool for Crisis Management in Oil Industry. جامعة عين شمس.
Цитирование в стиле Чикаго (17-е изд.)Taherk Hassan& Saadany, Ahmed. The Third Annual Conference on Crises & Disasters Management: Risks Assessment as a Tool for Crisis Management in Oil Industry. القاهرة: جامعة عين شمس, 1998.
Цитирование MLA (9-е изд.)Taherk Hassan& Saadany, Ahmed. The Third Annual Conference on Crises & Disasters Management: Risks Assessment as a Tool for Crisis Management in Oil Industry. جامعة عين شمس, 1998.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.