Simmons, G. (2004). What Darwin didn't know. Harvest House Publishers.
芝加哥风格引文Simmons, Geoffrey. What Darwin Didn't Know. Eugene, OR: Harvest House Publishers, 2004.
MLA引文Simmons, Geoffrey. What Darwin Didn't Know. Harvest House Publishers, 2004.
警告：这些引文格式不一定是100％准确.