Cita APA (7a ed.)
ebrary, Inc, Gardiner, F., & Garmson, E. (2010). Plastics and the environment. iSmithers.
Cita Chicago Style (17a ed.)
ebrary, Inc, Frances Gardiner, y Eleanor Garmson. Plastics and the Environment. Shawbury, U.K.: iSmithers, 2010.
Cita MLA (9a ed.)
ebrary, Inc, et al. Plastics and the Environment. iSmithers, 2010.
Precaución: Estas citas no son 100% exactas.