Παραπομπή σε μορφή APA (7η εκδ.)

Siegenthaler, J. (2017). Heating with renewable energy: Practical, hydronic-based combisystems for residential and light commercial buildings. Cengage Learning.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Siegenthaler, John. Heating with Renewable Energy: Practical, Hydronic-based Combisystems for Residential and Light Commercial Buildings. Stamford, CT: Cengage Learning, 2017.

Παραπομπή σε μορφή MLA (9th εκδ.)

Siegenthaler, John. Heating with Renewable Energy: Practical, Hydronic-based Combisystems for Residential and Light Commercial Buildings. Cengage Learning, 2017.