APA (7th ed.) Citation

Smith, N. J. H. (1981). Wood, an ancient fuel with a new future. Worldwatch Institute.

Chicago Style (17th ed.) Citation

Smith, Nigel J. H. Wood, an Ancient Fuel with a New Future. Washington, D.C: Worldwatch Institute, 1981.

MLA (9th ed.) Citation

Smith, Nigel J. H. Wood, an Ancient Fuel with a New Future. Worldwatch Institute, 1981.