Tonkin, Sebastian. Performance marketing with Google Analytics : strategies and techniques for maximizing online ROI / Sebastian Tonkin, Caleb Whitmore, Justin Cutroni. - Hoboken, N.J. : Wiley Pub., c2010. - xxiii, 427 p. : ill., maps ; 24 cm. Includes index. ISBN: 9780470578315 (pbk. : alk. paper) LCCN: 2009943642 Subjects--Topical Terms: Internet marketing.Web usage mining. Dewey Class. No.: 658.874 / TON-P