Books that discuss the subject include ; PERSON@1 's The Black Shields -LRB- a discussion of black policing in LOCATION@1 -RRB- , PERSON@2 ' Just the Facts Ma'am , and PERSON@3 ' novel , A Killing Gift .

Books that talk about it are PERSON@1 's The Black Shields -LRB- a discussion of MISC@1 policing in LOCATION@1 -RRB- , PERSON@2 ' Just the Facts Ma'am , and PERSON@3 ' novel , A Killing Gift .
