APA
American Chemical Society, .1 Symposium on Structure and Reactivity of Coal and Char 2 Symp on indirect Liquefactionof Caoal 3 Storch Award Symposium 4 Symposium on new Cokemking Processes Miniminzing Pollution 5 Symposium on coal Gasification Vol 20 No 3 & 4 and Index Vol 1. : American Chemical Society, U S A.
Chicago
American Chemical Society, .1 Symposium on Structure and Reactivity of Coal and Char 2 Symp on indirect Liquefactionof Caoal 3 Storch Award Symposium 4 Symposium on new Cokemking Processes Miniminzing Pollution 5 Symposium on coal Gasification Vol 20 No 3 & 4 and Index Vol 1. : American Chemical Society, U S A.
Harvard
American Chemical Society, .1 Symposium on Structure and Reactivity of Coal and Char 2 Symp on indirect Liquefactionof Caoal 3 Storch Award Symposium 4 Symposium on new Cokemking Processes Miniminzing Pollution 5 Symposium on coal Gasification Vol 20 No 3 & 4 and Index Vol 1. : American Chemical Society, U S A.
MLA
American Chemical Society, .: American Chemical Society, U S A. .