international annual conference )cairo & the arab fertilizer association. (2003). proccedings of 9th international annual conference 28-30th january 2003-cairo. the arab fertilizer association.
Chicago-Zitierstil (17. Ausg.)international annual conference )cairo und the arab fertilizer association. Proccedings of 9th International Annual Conference 28-30th January 2003-cairo. cairo: the arab fertilizer association, 2003.
MLA-Zitierstil (9. Ausg.)international annual conference )cairo und the arab fertilizer association. Proccedings of 9th International Annual Conference 28-30th January 2003-cairo. the arab fertilizer association, 2003.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.