PT - JOURNAL ARTICLE AU - John B. Ford TI - What Do We Know About Social-Media Marketing? AID - 10.2501/JAR-2019-041 DP - 2019 Dec 01 TA - Journal of Advertising Research PG - 383--384 VI - 59 IP - 4 4099 - http://www.journalofadvertisingresearch.com/content/59/4/383.short 4100 - http://www.journalofadvertisingresearch.com/content/59/4/383.full SO - J Advert Res2019 Dec 01; 59