Cita APA (7th ed.)
Spencer, R. W. (2010). The bad science and bad policy of Obama's global warming agenda. Encounter Books.
Cita Chicago (17th ed.)
Spencer, Roy W. The Bad Science and Bad Policy of Obama's Global Warming Agenda. New York, NY: Encounter Books, 2010.
Cita MLA (9th ed.)
Spencer, Roy W. The Bad Science and Bad Policy of Obama's Global Warming Agenda. Encounter Books, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.