KHEKHO, C. (2016). ENVIRONMENTAL SCIENCE - JR KG. WOOD SNIPE PUBLISHING HOUSE.
Cita Chicago (17th ed.)KHEKHO, CHERRY. ENVIRONMENTAL SCIENCE - JR KG. NAVI MUMBAI: WOOD SNIPE PUBLISHING HOUSE, 2016.
Cita MLA (9th ed.)KHEKHO, CHERRY. ENVIRONMENTAL SCIENCE - JR KG. WOOD SNIPE PUBLISHING HOUSE, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.