APA (7th ed.) Citation

Twidell, J., & Weir, A. D. (1986). Renewable energy resources. E & FN Spon.

Chicago Style (17th ed.) Citation

Twidell, John, and Anthony D. Weir. Renewable Energy Resources. London: E & FN Spon, 1986.

MLA (9th ed.) Citation

Twidell, John, and Anthony D. Weir. Renewable Energy Resources. E & FN Spon, 1986.