Mathur, P.R.G. Ecology,technology and economy : continuity and change among the fisherfolk of Kerala / by P.R.G Mathur. - / . - Jaipur : Rawat Publications , 2008. - xxviii, 449p. : ills. ; 23cm 1 CD . Includes index ISBN: 8131601978 RS950.00 Subjects--Index Terms: FISHERS-INDIA-KERALA Dewey Class. No.: 639.2092 / MAT/E