Zimmermann, M. H., Brown, C. L., & Tyree, M. T. (1971). Trees: Structure and function. Springer-Verlag.
芝加哥风格引文Zimmermann, Martin Huldrych, Claud L. Brown, 与 Melvin T. Tyree. Trees: Structure and Function. New York: Springer-Verlag, 1971.
MLA引文Zimmermann, Martin Huldrych, et al. Trees: Structure and Function. Springer-Verlag, 1971.
警告：这些引文格式不一定是100％准确.