Ash, M., & Ash, I. (1989). Plasticizers, stabilizers and thickeners. Edward Arnold.
Cita Chicago (17th ed.)Ash, Michael, i Irene Ash. Plasticizers, Stabilizers and Thickeners. London: Edward Arnold, 1989.
Cita MLA (8th ed.)Ash, Michael, i Irene Ash. Plasticizers, Stabilizers and Thickeners. Edward Arnold, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.