@sampahFollow BadgesProblem Solving Certificationssampah has not earned any certificates yet. Work Experiencesampah has not updated employment details yet.EducationBogor Agricultural University, BogorLinksLinkedinhttp://www.linkedin.com/pub/herdian-nugraha/a3/892/33Portfoliohttp://www.sampah.edu Skillssampah has not updated skills details yet.