CUNNINGHAM WILLIAM;COOPER TERENCE; GORHAM EVILLE; HEPWORTH MALCOM. (2006). ENVIRONMENTAL ENCYCLOPEDIA (2ND.). JAICO PUBLISHING HOUSE.
Citazione stile Chigago Style (17a edizione)CUNNINGHAM WILLIAM;COOPER TERENCE; GORHAM EVILLE; HEPWORTH MALCOM. ENVIRONMENTAL ENCYCLOPEDIA. 2ND. JAICO PUBLISHING HOUSE, 2006.
Citatione MLA (9a ed.)CUNNINGHAM WILLIAM;COOPER TERENCE; GORHAM EVILLE; HEPWORTH MALCOM. ENVIRONMENTAL ENCYCLOPEDIA. 2ND. JAICO PUBLISHING HOUSE, 2006.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.