Gaya APA

Clean coal technology programs: program update 2006 [sumber elektronik] / by U.S. Department of Energy Assistant Secretary for Fossil Energy Washington, DC 20585. (2006). : .

Gaya MLA

Clean coal technology programs: program update 2006 [sumber elektronik] / by U.S. Department of Energy Assistant Secretary for Fossil Energy Washington, DC 20585. . : , 2006. Text.