Most databases provide citation information for you. The screen shots below can show how to find it using Ebsco and Proquest
Government Reports should follow your standard APA format, the only main difference is that the Author will sometimes be an organization, or agency, rather than an individual.
Example (CRS Report):
U.S. Congressional Research Service. (2013). Court Allows EPA to Veto Already-Issued Corps of Engineers Permits - and a Mountaintop Mining Proposal Hangs in the Balance. CRS Report No. AML-0295. Retrieved from Congressional Publications (ProQuest). HTTP://congressional.proquest.com/congressional/docview/t21.d22.crs-2013-aml-0295?accountid=14696.
Citing Federal Hearings
Example: Protection from Personal Intrusion Act and Privacy Protection Act of 1998: Hearing on H.R. 2448 and H.R. 3224 Before the H. Comm. on the Judiciary, 105th Cong. 56-57 (1998) (statement of Richard Masur, President, Screen Actors Guild).
In text citation: (Projection from Personal Intrusion, 1998)
Citing Laws - Federal Statute (Enacted Bill/Codified Law)
Example: Energy Policy Act of 2005, 42 USCS § 15801 (2005).
Energy Policy Act of 2005
Energy Policy Act (2005)