APA
The Illustrated Science and Invention Encyclopedia, . (1977). Vol.12 (Mining Techniques -Pantography. New York: H.S Stuttman Co.INC.
Chicago
The Illustrated Science and Invention Encyclopedia, . 1977. Vol.12 (Mining Techniques -Pantography. New York: H.S Stuttman Co.INC.
Harvard
The Illustrated Science and Invention Encyclopedia, . (1977). Vol.12 (Mining Techniques -Pantography. New York: H.S Stuttman Co.INC.
MLA
The Illustrated Science and Invention Encyclopedia, . Vol.12 (Mining Techniques -Pantography. New York: H.S Stuttman Co.INC. 1977.