Pattika Varga Samudhayangalude Adisthana Vivara shekharanam-2008: Alapuzha Gramapanchayathuthala pattigakkal vol.V, part I ,section 5
- Thiruvanamthapuram Tadhesha Swayambharana Vakuppu 2010
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Statistical information of tribal community in Alappuzha : land owned by them, dependance on forest, social security, social development
305.56 / ALP/10
Statistical information of tribal community in Alappuzha : land owned by them, dependance on forest, social security, social development
305.56 / ALP/10