TY - BOOK AU - Sivadas S (ed.) TI - Sasthram ethra lalitham: sarva sasthra patanangaludeyum brihad samaharam (v.6): : paristhithi patanavum bhoomi sasthravum SN - 978-81-264-3570-8 U1 - R M 500 PY - 2012/// CY - Kottayam PB - D C Books KW - Environmental Studies KW - Geography KW - Sciences ER -