Ghatak, K L Techniques and methods in biology / K. L. Ghatak. - New Delhi : PHI Learning Private, 2011. - xix, 684 p. : ill. ; 24 cm. Includes index. ISBN: 9788120341715 Subjects--Topical Terms: Biology Methodology. Biology Technique. LC Class. No.: QH324 / .G52 2011