Stepek, J., & Daoust, J. (1983). Additives for plastics. Springer-Verlag.
Dyfyniad Arddull ChicagoStepek, J., and J. Daoust. Additives for Plastics. N.York: Springer-Verlag, 1983.
Dyfyniad MLAStepek, J., and J. Daoust. Additives for Plastics. Springer-Verlag, 1983.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.