APA ציטוט

Wahl, E. F. (1977). Geothermal energy utilization. Wiley.

Chicago Edition Citation

Wahl, Edward F. Geothermal Energy Utilization. New York: Wiley, 1977.

ציטוט MLA

Wahl, Edward F. Geothermal Energy Utilization. Wiley, 1977.