na YOGYA-02120000000278 20120216190328.0 ind 978-602-191-120-4 010-021200000000278 ZEn Abdurrahman Strategi genius marketing ala Rasulullah, Zen Abdurahman; editor A.S Sudjatna. Cet.1 yogyakarta Diva Press 2011 152 hlm 20cm hlm 151-152 Islam dan ekonomi CB.D.11.2011.1938