Wibowo, R. E., and R. Abadiyah. “Impact of Intrinsic Motivation and Transformation Leadership on Employees Productive Behavior of Manufacture Company in Sidoarjo, Indonesia: Dampak Motivasi Intrinsik Dan Kepemimpinan Transformasional Terhadap Perilaku Produktif Karyawan Perusahaan Manufaktur Di Sidoarjo, Indonesia”. Indonesian Journal of Law and Economics Review, vol. 3, May 2019, p. 10.21070/ijler.2019.V3.392, doi:10.21070/ijler.2019.V3.392.