International Annual Fertilizer Sham El-Sheikh, Egypt, & Arab Fertilizer Association. (2007). 13th AFA International Annual Fertilizer Forum: 6 - 8 February, 2007 : Sharm El-Sheikh, Egypt : Papers. Arab Fertilizer Association.
Cita Chicago Style (17a ed.)International Annual Fertilizer Sham El-Sheikh, Egypt, y Arab Fertilizer Association. 13th AFA International Annual Fertilizer Forum: 6 - 8 February, 2007 : Sharm El-Sheikh, Egypt : Papers. Sharm El-Sheikh, Egypt: Arab Fertilizer Association, 2007.
Cita MLA (9a ed.)International Annual Fertilizer Sham El-Sheikh, Egypt, y Arab Fertilizer Association. 13th AFA International Annual Fertilizer Forum: 6 - 8 February, 2007 : Sharm El-Sheikh, Egypt : Papers. Arab Fertilizer Association, 2007.
Precaución: Estas citas no son 100% exactas.