Siegenthaler, J. (2017). Heating with renewable energy: Practical, hydronic-based combisystems for residential and light commercial buildings. Cengage Learning.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Siegenthaler, John. Heating with Renewable Energy: Practical, Hydronic-based Combisystems for Residential and Light Commercial Buildings. Stamford, CT: Cengage Learning, 2017.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Siegenthaler, John. Heating with Renewable Energy: Practical, Hydronic-based Combisystems for Residential and Light Commercial Buildings. Cengage Learning, 2017.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.