Cita APA (7th ed.)
Clark, W. W., & Cooke, G. (2012). Global energy innovation: Why America must lead. Praeger.
Cita Chicago (17th ed.)
Clark, Woodrow W., i Grant Cooke. Global Energy Innovation: Why America Must Lead. Santa Barbara, Calif.: Praeger, 2012.
Cita MLA (9th ed.)
Clark, Woodrow W., i Grant Cooke. Global Energy Innovation: Why America Must Lead. Praeger, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.