APA
(1984). Cranes, structures of steel, design principles. [s.l.]: [s.n.].
Chicago
1984. Cranes, structures of steel, design principles. [s.l.]: [s.n.].
Harvard
(1984). Cranes, structures of steel, design principles. [s.l.]: [s.n.].
MLA
Cranes, structures of steel, design principles. [s.l.]: [s.n.]. 1984.