Cita APA (7th ed.)

ebrary, Inc, & Spadoni, G. (2009). Energy conservation: New research. Nova Science Publishers.

Cita Chicago (17th ed.)

ebrary, Inc, i Giacomo Spadoni. Energy Conservation: New Research. New York: Nova Science Publishers, 2009.

Cita MLA (9th ed.)

ebrary, Inc, i Giacomo Spadoni. Energy Conservation: New Research. Nova Science Publishers, 2009.

Atenció: Aquestes cites poden no estar 100% correctes.