STRAHLER, A. N., & STREHLER, A. H. (1984). Elements of physical geography.-- ed.3. John wiley and sons.
芝加哥风格引文STRAHLER, Arthur N., 与 Alan H. STREHLER. Elements of Physical Geography.-- Ed.3. New Yor: John wiley and sons, 1984.
MLA引文STRAHLER, Arthur N., 与 Alan H. STREHLER. Elements of Physical Geography.-- Ed.3. John wiley and sons, 1984.
警告：这些引文格式不一定是100％准确.