Wilujeng, I. P. “NALISIS ENGARUH IKAP ONSUMEN AN ORMA UBYEKTIF TAS ELAYANAN ERHADAP IAT ELAKUKAN EMBELIAN LANG ADA ERUSAHAAN ORWARDING”. urnal konomi odernisasi, vol. 4, no. 2, May 2008, pp. 116-2, http://ejournal.unikama.ac.id/index.php/JEKO/article/view/881.