TY - BOOK AU - Korhan,Jeff TI - Built in social: essential social marketing practices for every small business SN - 9781118529744 (hbk.) U1 - 658.8 PY - 2013/// CY - Canada : PB - John Willey & Sons, KW - Social marketing KW - Small business KW - Quản lý tiếp thị ER -