APA ציטוט

McLean-Conner, P. (2009). Energy efficiency: Principles and practices. Tulsa, Okla: PennWell.

Παραπομπή Chicago Style

McLean-Conner, Penni. Energy Efficiency: Principles and Practices. Tulsa, Okla: PennWell, 2009.

ציטוט MLA

McLean-Conner, Penni. Energy Efficiency: Principles and Practices. Tulsa, Okla: PennWell, 2009.