Efektivitas Audit Internal Pada Perusahaan Perkebunan di Sumatera Utara
Abstract.This study examained effectiveness of internal audit in plantation Companies North Sumatera.The sample in this study were 43 people consisting of internal audit chief, team leader and internal auditor at plantation company Lift Arm Wheel in North Sumatera.This study used descriptive analysis to analyze the responses of respondents on the q