Richarz, C., Schulz, C., & Zeitler, F. (2012). Energy-Efficiency Upgrades : Principles, Details, Examples / Clemens Richarz, Christina Schulz, Friedemann Zeitler: Principles, Details, Examples. Birkhäuser. https://doi.org/10.11129/detail.9783034614801
Chicago Style (17th ed.) CitationRicharz, Clemens, Christina Schulz, and Friedemann Zeitler. Energy-Efficiency Upgrades : Principles, Details, Examples / Clemens Richarz, Christina Schulz, Friedemann Zeitler: Principles, Details, Examples. Basel: Birkhäuser, 2012. https://doi.org/10.11129/detail.9783034614801.
MLA (9th ed.) CitationRicharz, Clemens, et al. Energy-Efficiency Upgrades : Principles, Details, Examples / Clemens Richarz, Christina Schulz, Friedemann Zeitler: Principles, Details, Examples. Birkhäuser, 2012. https://doi.org/10.11129/detail.9783034614801.