APA
(1976). Technical drawings; conventional representation of gears. [s.l.]: [s.n.].
Chicago
1976. Technical drawings; conventional representation of gears. [s.l.]: [s.n.].
Harvard
(1976). Technical drawings; conventional representation of gears. [s.l.]: [s.n.].
MLA
Technical drawings; conventional representation of gears. [s.l.]: [s.n.]. 1976.