Cita APA (7th ed.)
Verleye, G. A. L., Roeges, N. P. G., & De Moor, M. O. (2001). Easy identification of plastics and rubbers. Rapra Technology.
Cita Chicago (17th ed.)
Verleye, Guénaëlle A. L., Noel P. G. Roeges, i Marc O. De Moor. Easy Identification of Plastics and Rubbers. Shrewsbury, UK: Rapra Technology, 2001.
Cita MLA (9th ed.)
Verleye, Guénaëlle A. L., et al. Easy Identification of Plastics and Rubbers. Rapra Technology, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.