Kavita. Organic evolution / Kavita ; foreword by M.P. Arora. - Rev. ed. - Krishan Nagarm Delhi : A.I.T.B.S., 2009. - 429 p. ill. : 23 cm. Includes index. ISBN: 9788174733469 Subjects--Topical Terms: Evolution (Biology) LC Class. No.: QH366 / .K39 2009