FIDIC

FIDIC is known for its six contracts which are boldly presented as different colours in the industry. Most importantly, The College of Contract Management’s course covers all six: the Orange Book, the Red Book, the Yellow Book, the Silver Book, the Pink Book and the Gold Book. https://www.theccm.co.uk/courses-page/professional-practice-in-fidic-contracts/

http://www.nicovideo.jp/watch/sm36933975