Outcome Based Learning

hello nairalanders!
Please i need someone to help me with links or materials on the following subjects

history of outcome  based education
traditional approach to education in nigeria
principles of outcome based education
models of outcome based education
outcome based learning enviroment
implementation of outcome based enviroment
purpose of outcome based education
instrument for assessing outcome based learning enviroment + manual
definition of traditional learning, outcome based learning enviroment  and outcome based learning