1. Gambling technology Author/Creator: Boyd, Kier T. Publication/Creation: Washington, D.C. : For sale by the Superintendent of Documents, U.S. Government Printing Office Resource Type: Book Edition: Revised March, 1981. Access & Availability: Loading
2. Gambling technology Author/Creator: Boyd, Kier T. Publication/Creation: Washington : Dept. of Justice, Federal Bureau of Investigation, Laboratory : For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1978 Resource Type: Book Edition: Rev. Sept. 1977. Access & Availability: Loading