Lovins, A. B. (1980). World energy strategies: Facts, issues, and options. New York: Happer colophon books.
Trích dẫn kiểu ChicagoLovins, Amory B. World Energy Strategies: Facts, Issues, and Options. New York: Happer colophon books, 1980.
MLA citiranjeLovins, Amory B. World Energy Strategies: Facts, Issues, and Options. New York: Happer colophon books, 1980.
Opozorilo: Ti citati niso vedno 100% točni.