Arbeitskreis Geothermie & Sass, I. (2016). Shallow geothermal systems - recommendations on design, construction, operation and monitoring. Ernst & Sohn.
Chicago Style (17th ed.) CitationArbeitskreis Geothermie and Ingo Sass. Shallow Geothermal Systems - Recommendations on Design, Construction, Operation and Monitoring. Berlin, Germany: Ernst & Sohn, 2016.
MLA (9th ed.) CitationArbeitskreis Geothermie and Ingo Sass. Shallow Geothermal Systems - Recommendations on Design, Construction, Operation and Monitoring. Ernst & Sohn, 2016.
Warning: These citations may not always be 100% accurate.