Azzopardi, G. (2001). Complete book for developing your: Intelligence Quotient. Infinity Books.
芝加哥风格引文Azzopardi, G. Complete Book for Developing Your: Intelligence Quotient. New Delhi: Infinity Books, 2001.
MLA引文Azzopardi, G. Complete Book for Developing Your: Intelligence Quotient. Infinity Books, 2001.
警告：这些引文格式不一定是100％准确.