[USA] Jail Inspection Basics: An Introductory Self-Study Course for Jail Inspectors / National Institute of Corrections, May 2007
http://nicic.org/Library/022124
2nd ed
"This self-paced, self-instruction course explains the role and responsibilities of a jail inspector. Questions are asked at the end of each chapter which lead to answers from and discussion with their supervisors."

[USA] Jail Inspection basics : Supervisors Guide / National Institute of Corrections, May 2007
http://nicic.org/Downloads/PDF/Library/022123.pdf
2nd ed