Symposium on Gasification and Liquefaction of Coal Düsseldorf. (1976). Symposium on Gasification and Liquefaction of Coal: Düsseldorf 1976 = Colloque sur la gazéification et liquéfaction du charbon = Simpozium po voprosam gazifikacii i sžiženija uglja. Verl. Glückauf.
Chicago-Zitierstil (17. Ausg.)Symposium on Gasification and Liquefaction of Coal Düsseldorf. Symposium on Gasification and Liquefaction of Coal: Düsseldorf 1976 = Colloque Sur La Gazéification Et Liquéfaction Du Charbon = Simpozium Po Voprosam Gazifikacii I Sžiženija Uglja. Essen: Verl. Glückauf, 1976.
MLA-Zitierstil (9. Ausg.)Symposium on Gasification and Liquefaction of Coal Düsseldorf. Symposium on Gasification and Liquefaction of Coal: Düsseldorf 1976 = Colloque Sur La Gazéification Et Liquéfaction Du Charbon = Simpozium Po Voprosam Gazifikacii I Sžiženija Uglja. Verl. Glückauf, 1976.