I would talk to a local army recruiter to find more information about re listing in the army.
Army Regulation 600-8-101 Covers in and out processing a unit SSG G.
Army Regulation 600-82
AR 623-205, Personnel Evaluation: Noncommissioned Officer Evaluation Reporting System
There is not one specific Air Force Regulation that covers CPR. CPR is located in numerous regulations, such as shown in the related links AEROMEDICAL EVACUATION AIRCREW EVALUATION CRITERIA or THE FIRE PROTECTION OPERATIONS AND FIRE PREVENTION PROGRAM.
Wb regulation 190-58
Army Regulation 601-210 covers Active and Reserve Components Enlistment Army Regulation 601-280 covers Army Rentention Program
army regulation covers environmental protection and enhancement
Fm 4-02
25-2
It depends which army you mean
Afman 23-220
Ar 25-50