Douglas), S., L., D., (., J., S., P.(1985).Coal combustion and gasification / L. Douglass Smoot, Philip J. Smith .New York:Plenum Press.
Gaya MLA
Smoot, L., Douglass, (Leon, Douglas)., Smith, Philip, J.."Coal combustion and gasification / L. Douglass Smoot, Philip J. Smith".New York:Plenum Press,1985.Textbook.