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FAOLEX قاعدة البيانات

- Water Supply and Sanitation - شاهد المزيد

Date of original text: 15 March 1977 (29 May 2009)
Date of original text: 1972 (27 November 2002)
Date of original text: 31 March 2015 (01 October 2015)
Date of text: 28 November 1990
Date of original text: 01 September 1977 (01 January 2018)
Date of original text: 16 December 1974 (31 December 2002)
Date of original text: 22 July 1965 (29 December 2000)
Date of original text: 24 October 1984 (02 March 2004)
Date of original text: 01 September 1981 (10 June 2015)