Jones, A. M. Practical skills in biology / Allan Jones, Rob Reed, Jonathan Weyers. - 3rd ed. - Harlow, England : Prentice Hall, 2003. - xv, 468 p. : ill. (some col.) ; 28 cm. Includes bibliographical references. ISBN: 013045141X RM148.70 Subjects--Topical Terms: Biology--Methodology.