APA ציטוט

Wrixon, G. T., Rooney, A. E., & Palz, W. (1993). Renewable energy-2000. Springer-Verlag.

Chicago Edition Citation

Wrixon, G. T., A.-M. E. Rooney, and W. Palz. Renewable Energy-2000. New York: Springer-Verlag, 1993.

ציטוט MLA

Wrixon, G. T., et al. Renewable Energy-2000. Springer-Verlag, 1993.