Spencer, R. W. (2010). The bad science and bad policy of Obama's global warming agenda. Encounter Books.
芝加哥风格引文Spencer, Roy W. The Bad Science and Bad Policy of Obama's Global Warming Agenda. New York, NY: Encounter Books, 2010.
MLA引文Spencer, Roy W. The Bad Science and Bad Policy of Obama's Global Warming Agenda. Encounter Books, 2010.
警告：这些引文格式不一定是100％准确.