《绿皮书：自由的指南》是一部探索种族、友谊与勇气的感人之作，传递希望与理解。香港理论电影

　　Filmmaker Yoruba Richen's documentary, The Green Book: Guide to Freedom, tells the story of the manual that helped African-Americans find safe places to stay, eat, shop and do business on the road. 　　Yoruba Richen on Fresh Air 　　https://www.npr.org/2019/02/25/697667279/guide-to-freedom-documentary-chronicles-the-real-life-green-book?sc=tw