The Green Book 2012
A committee print of the House Ways and Means Committee. Provides statistical data on major entitlement and social programs, e.g. Medicare, Supplemental Security Income (SSI), Child Care and Development Block Grant (CCDBG), etc.
Official title = Background material and data on major programs within the jurisdiction of the Committee on Ways and Means.
Also has links to the older e-editons of the Green Book
Also available in print:
Y 4.W 36:10-4/ Bird-Govt Info-USA, 3rd floor