Gaya APA
Ekman, F. (1974).
SYNPOSIUN PAPERS EFFECIENT USE OF FUELS IN THE METALLURGICAL INDUSTRIES (1974).
CHICAGO:
institute of gas technology.
Gaya MLA
Ekman, Frank.
"SYNPOSIUN PAPERS EFFECIENT USE OF FUELS IN THE METALLURGICAL INDUSTRIES".
1974
CHICAGO:
institute of gas technology,
1974.
Text.