APA
Gerharts W. ., . (1985). Ullman`s encyclopaedia of industrial chemistry volume A2:Amines,Aliphatic to antibiotics. Weinheim: V C H publishers Inc.
Chicago
Gerharts Wolfgang`, . 1985. Ullman`s encyclopaedia of industrial chemistry volume A2:Amines,Aliphatic to antibiotics. Weinheim: V C H publishers Inc.
Harvard
Gerharts W. ., . (1985). Ullman`s encyclopaedia of industrial chemistry volume A2:Amines,Aliphatic to antibiotics. Weinheim: V C H publishers Inc.
MLA
Gerharts Wolfgang`, . Ullman`s encyclopaedia of industrial chemistry volume A2:Amines,Aliphatic to antibiotics. Weinheim: V C H publishers Inc. 1985.