Beaumont, K., & Urbanovic, J. (2011). No sleep for the sheep! Houghton Children Books.
芝加哥风格引文Beaumont, Karen, 与 Jackie Urbanovic. No Sleep for the Sheep! Boston: Houghton Children Books, 2011.
MLA引文Beaumont, Karen, 与 Jackie Urbanovic. No Sleep for the Sheep! Houghton Children Books, 2011.
警告：这些引文格式不一定是100％准确.