Institute of National Planning & Documentation and Publishing Centre. (1986). Guide to recent periodicals, articles: January - September 1986. Institute of National Planning.
Citazione stile Chigago Style (17a edizione)Institute of National Planning e Documentation and Publishing Centre. Guide to Recent Periodicals, Articles: January - September 1986. Cairo: Institute of National Planning, 1986.
Citatione MLA (9a ed.)Institute of National Planning e Documentation and Publishing Centre. Guide to Recent Periodicals, Articles: January - September 1986. Institute of National Planning, 1986.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.