Hartland, S. J. (2009). Big elephants are useful: A compendium of mnemonics & idioms. UNSW Press.
芝加哥风格引文Hartland, S. J. Big Elephants Are Useful: A Compendium of Mnemonics & Idioms. Sydney, Australia: UNSW Press, 2009.
MLA引文Hartland, S. J. Big Elephants Are Useful: A Compendium of Mnemonics & Idioms. UNSW Press, 2009.
警告：这些引文格式不一定是100％准确.