Нигерия - Wild species and ecosystems - Более подробно
Date of original text: 20 April 1985 (12 February 2013)
Date of text: 28 April 2011
Date of original text: 26 May 1999 (21 February 2013)
Date of original text: 14 December 1992 (05 February 2013)
Date of text: 1965
Date of original text: 1963 (1975)
Date of text: 30 September 2009
Date of text: 30 September 2009
Date of text: 15 April 1975
Date of text: 15 April 1975
Date of text: 15 April 1975
Date of text: 01 August 1991
Date of text: 01 August 1991
Date of text: 2012
Date of text: 01 August 1991
Date of text: 24 December 2016