ebrary, Inc, & Vaz, S. G. (2012). Environment: Why read the classics. Greenleaf Pub..
Citazione stile Chigago Style (17a edizione)ebrary, Inc, e Sofia Guedes Vaz. Environment: Why Read the Classics. Sheffield, South Yorkshire, England: Greenleaf Pub., 2012.
Citatione MLA (9a ed.)ebrary, Inc, e Sofia Guedes Vaz. Environment: Why Read the Classics. Greenleaf Pub., 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.