Saunders, Mark Research methods for business students / Mark Saunders, Philip Lewis, Adrian Thornhill - 6th ed. - Harlow, England : Pearson, 2012 - xxxi, 696 p. : col. ill. ; 27 cm. Includes bibliographical references and index ISBN: 9780273750758 (pbk.) Subjects--Topical Terms: Business--ResearchBusiness--Research--Data processing