Prasannakumar, V. (2007). Geomorphology of Kerala. University of Kerala.
シカゴスタイル引用形Prasannakumar, V. Geomorphology of Kerala. Thiruvananthapuram: University of Kerala, 2007.
MLA引用形式Prasannakumar, V. Geomorphology of Kerala. University of Kerala, 2007.
警告: この引用は必ずしも正確ではありません.