Cita APA

(2002).  Inventory of U.S. Greenhouse Gas Emossions and Sinks: 1990 - 2000.  U.S. Environmental Protection Agency.

Chicago Style Citation

 Inventory of U.S. Greenhouse Gas Emossions and Sinks: 1990 - 2000.  U.S. Environmental Protection Agency, 2002.

Cita MLA

 Inventory of U.S. Greenhouse Gas Emossions and Sinks: 1990 - 2000.  U.S. Environmental Protection Agency, 2002.

Atenció: Aquestes cites poden no estar 100% correctes.