Mulcahy, D. E. (1999). Materials handling handbook. McGraw-Hill.
Cita Chicago (17th ed.)Mulcahy, David E. Materials Handling Handbook. New York: McGraw-Hill, 1999.
Cita MLA (9th ed.)Mulcahy, David E. Materials Handling Handbook. McGraw-Hill, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.