Gulland, E.J.Milner. Conservation and sustainable use : a handbook of techniques / by E.J. Milner-Gulland and Marcus Rowcliffe. - / . - New Delhi : Oxford University Press , 2007. - 309p. : figures ; 24cm 1 Student access code card . Includes index ISBN: 9780198530367 GBP27.50 Subjects--Index Terms: BIOLOGICAL RESOURCES Dewey Class. No.: 333.9516 / GUL/C