APA (7th ed.) Citation

Tonui, J. K., & Αθανασούλη, Γ. (2010). Hybrid photovoltaic/thermal solar energy systems.

Chicago Style (17th ed.) Citation

Tonui, Joel Kipkorir, and Γεωργία Αθανασούλη. Hybrid Photovoltaic/thermal Solar Energy Systems. 2010.

MLA (8th ed.) Citation

Tonui, Joel Kipkorir, and Γεωργία Αθανασούλη. Hybrid Photovoltaic/thermal Solar Energy Systems. 2010.

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