"RI 90-11"--P. [1]. Description based on: Mar. 1995. Documents retains latest edition only.
Special Numbering:
Vols. for <1996-> called .
Issuing Body:
Vols. for <-1992> issued by: U.S. Office of Personnel Management, Retirement and Insurance Group; 1995- by: United States Office of Personnel Management, Retirement and Insurance Service.