Cita APA (7th ed.)
ebrary, Inc, & Cateland, R. P. (2009). Energy efficiency solutions. Nova Science Publishers.
Cita Chicago (17th ed.)
ebrary, Inc, i Richard P. Cateland. Energy Efficiency Solutions. New York: Nova Science Publishers, 2009.
Cita MLA (9th ed.)
ebrary, Inc, i Richard P. Cateland. Energy Efficiency Solutions. Nova Science Publishers, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.