APA
Vries L.D, Herrmann T.M, . (1967). English German Technical and Engineering Dictionary. New York: Mc Graw-Hill.
Chicago
Vries L.D, Herrmann T.M, . 1967. English German Technical and Engineering Dictionary. New York: Mc Graw-Hill.
Harvard
Vries L.D, Herrmann T.M, . (1967). English German Technical and Engineering Dictionary. New York: Mc Graw-Hill.
MLA
Vries L.D, Herrmann T.M, . English German Technical and Engineering Dictionary. New York: Mc Graw-Hill. 1967.