Report - CONCEPT TESTING - debrina.lecture.ub.ac.iddebrina.lecture.ub.ac.id/files/2017/11/PerPro-10-Concept-Testing.pdf · Nature of concept testing • Further narrow the set of concepts

Select PornographicDefamatoryIllegal/UnlawfulSpamOther Terms Of Service ViolationFile a copyright complaint

Please pass captcha verification before submit form