APA Style
L., N, R. (2007).
Energy for the 21st Century: A comprehensive guide to conventional and alternative sources .
New York:
M.E. SHARPE.
MLA Style
L., Nersesian., Roy.
"Energy for the 21st Century: A comprehensive guide to conventional and alternative sources".
New York:
M.E. SHARPE,
2007.
Buku.