Layer, E. (2016). Environmental management. Syrawood Publishing House.
Cita Chicago Style (17a ed.)Layer, Emma. Environmental Management. New York, NY, USA: Syrawood Publishing House, 2016.
Cita MLA (9a ed.)Layer, Emma. Environmental Management. Syrawood Publishing House, 2016.
Precaución: Estas citas no son 100% exactas.