Cita APA

ebrary, Inc, Gardiner, F., & Garmson, E. (2010). Plastics and the environment. iSmithers.

Citación estilo Chicago

ebrary, Inc, Frances Gardiner, and Eleanor Garmson. Plastics and the Environment. Shawbury, U.K.: iSmithers, 2010.

Cita MLA

ebrary, Inc, et al. Plastics and the Environment. iSmithers, 2010.