Granjou/celine. (2016). Environmental Changes. ISTE press LTD.
Cita Chicago (17th ed.)Granjou/celine. Environmental Changes. London: ISTE press LTD, 2016.
Cita MLA (9th ed.)Granjou/celine. Environmental Changes. ISTE press LTD, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.