O'Hara, K. D. (2014). Earth resources and environmental impacts. Hoboken: Wiley.
Chicago Style CitationO'Hara, Kieran D. Earth Resources and Environmental Impacts. Hoboken: Wiley, 2014.
Cita MLAO'Hara, Kieran D. Earth Resources and Environmental Impacts. Hoboken: Wiley, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.