Strahler, A. N., & Strahler, A. H. (1976). Elements of physical geography. Wiley.
芝加哥风格引文Strahler, Arthur Newell, 与 Alan H. Strahler. Elements of Physical Geography. New York: Wiley, 1976.
MLA引文Strahler, Arthur Newell, 与 Alan H. Strahler. Elements of Physical Geography. Wiley, 1976.
警告：这些引文格式不一定是100％准确.