Cita APA (7th ed.)
Abbasi, T., & Abbasi, S. A. (2010). Renewable Energy Sources: Their Impact on Global Warming and Pollution. PHI Learning.
Cita Chicago (17th ed.)
Abbasi, Tasneem, i S. A. Abbasi. Renewable Energy Sources: Their Impact on Global Warming and Pollution. New Delhi: PHI Learning, 2010.
Cita MLA (9th ed.)
Abbasi, Tasneem, i S. A. Abbasi. Renewable Energy Sources: Their Impact on Global Warming and Pollution. PHI Learning, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.