Saunders, Mark. Research methods for business students / Mark Saunders, Philip Lewis, Adrian Thornhill. - 5th ed. - Harlow, England : Pentice-Hall Financial Times, 2009. - xxxi, 614 p. ; 26 cm. Includes bibliographical references and index. ISBN: 978273716860 LCCN: 2008054877 Subjects--Topical Terms: Business--Research.Business--Research--Data processing. Dewey Class. No.: 650.072 / S257