Pohanish, R. P. (2000). Hazardous chemical safety guide for plastics industry. New York: McGraw-Hill.
Dyfyniad Arddull ChicagoPohanish, Richard P. Hazardous Chemical Safety Guide for Plastics Industry. New York: McGraw-Hill, 2000.
Dyfyniad MLAPohanish, Richard P. Hazardous Chemical Safety Guide for Plastics Industry. New York: McGraw-Hill, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.