Leaf, S. (2013). A love affair with birds: The life of Thomas Sadler Roberts. University of Minnesota Press.
芝加哥风格引文Leaf, Sue. A Love Affair with Birds: The Life of Thomas Sadler Roberts. Minneapolis: University of Minnesota Press, 2013.
MLA引文Leaf, Sue. A Love Affair with Birds: The Life of Thomas Sadler Roberts. University of Minnesota Press, 2013.
警告：这些引文格式不一定是100％准确.