The UNESCO Policy Guidelines on Inclusion in Education consider in
detail how the 'policy cycle' for inclusive education can be
supported. The guidelines contain: policy concerns; policy questions;
gaps to be resolved and suggested actions. The guidelines are
available in English, French, Spanish, Chinese, Arabic and Russian from: http://unesdoc.unesco.org/Ulis/cgi-bin/ulis.pl?catno=177849&set=4A9F89E7_2_250&gp=1&ll=1 

The study Towards inclusive schools and enhanced learning, consists of a synthesis of 16 case study findings from different countrires, to define best practices.