Charlesworth, Alan, Digital marketing : a practical approach / Alan Charlesworth. - 3rd edition. - New York : Routledge, Taylor & Francis Group, 2018. - xxv, 326 pages : illustrations, map ; 25 cm Includes bibliographical references and index. ISBN: 9781138039568 (pbk. : alk. paper) 9781138039520 (hardback : alk. paper) Subjects--Topical Terms: Internet marketing. LC Class. No.: HF5415.1265 / .C488D