American Chemical Society, American Chemical Society. Division of Fuel Chemistry, & Massey, L. G. (1974). Coal gasification. American Chemical Society.
Chicago-viite (17. p.)American Chemical Society, American Chemical Society. Division of Fuel Chemistry, ja Lester G. Massey. Coal Gasification. Washington, DC: American Chemical Society, 1974.
MLA-viite (9. p.)American Chemical Society, et al. Coal Gasification. American Chemical Society, 1974.
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