Cita APA (7a ed.)
ebrary, Inc, & Leal Filho, W. (2004). Environment 2010. Emerald Group Pub..
Cita Chicago Style (17a ed.)
ebrary, Inc, y Walter Leal Filho. Environment 2010. [Bradford, England]: Emerald Group Pub., 2004.
Cita MLA (9a ed.)
ebrary, Inc, y Walter Leal Filho. Environment 2010. Emerald Group Pub., 2004.
Precaución: Estas citas no son 100% exactas.