APA (7th ed.) Citation

Καλδέλλης, Ι. Κ., Κονδύλη, Α. Μ., & Παλιάτσος, Α. Γ. (2007). The contribution of renewable energy sources in reducing the air pollution of Greek electricity generation sector.

Chicago Style (17th ed.) Citation

Καλδέλλης, Ιωάννης Κ., Αιμιλία Μ Κονδύλη, and Α. Γ Παλιάτσος. The Contribution of Renewable Energy Sources in Reducing the Air Pollution of Greek Electricity Generation Sector. 2007.

MLA (8th ed.) Citation

Καλδέλλης, Ιωάννης Κ., et al. The Contribution of Renewable Energy Sources in Reducing the Air Pollution of Greek Electricity Generation Sector. 2007.

Warning: These citations may not always be 100% accurate.