Korhan, Jeff, 1957- Built in social : essential social marketing practices for every small business / Jeff Korhan. - Canada : John Willey & Sons, 2013 - viii, 216 pages : 23 cm ISBN: 9781118529744 (hbk.) Subjects--Topical Terms: Social marketing.Small business. Subjects--Index Terms: Quản lý tiếp thị Dewey Class. No.: 658.8 / KOR