Nelson, P. (1994). Treehouses: The art and craft of living out on a limb. Houghton Mifflin.
芝加哥风格引文Nelson, Peter. Treehouses: The Art and Craft of Living Out on a Limb. New York: Houghton Mifflin, 1994.
MLA引文Nelson, Peter. Treehouses: The Art and Craft of Living Out on a Limb. Houghton Mifflin, 1994.
警告：这些引文格式不一定是100％准确.