international annual conference )cairo & the arab fertilizer association. (2003). proccedings of 9th international annual conference 28-30th january 2003-cairo. the arab fertilizer association.
Цитирование в стиле Чикаго (17-е изд.)international annual conference )cairo и the arab fertilizer association. Proccedings of 9th International Annual Conference 28-30th January 2003-cairo. cairo: the arab fertilizer association, 2003.
Цитирование MLA (9-е изд.)international annual conference )cairo и the arab fertilizer association. Proccedings of 9th International Annual Conference 28-30th January 2003-cairo. the arab fertilizer association, 2003.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.