APA (7th ed.) Citation

Margen, P., Perers, B., & Spangberg, K. (1978). Swedish central Solar Heating Plant for 2000 dwellings.

Chicago Style (17th ed.) Citation

Margen, Peter, Bengt Perers, and Klas-Göran Spangberg. Swedish Central Solar Heating Plant for 2000 Dwellings. Stockholm, 1978.

MLA (9th ed.) Citation

Margen, Peter, et al. Swedish Central Solar Heating Plant for 2000 Dwellings. 1978.