Nugroho, Agung Dwi. “Pengaruh Reward Dan Punishment Terhadap Kinerja Karyawan PT Business Training and Empowering Management Surabaya”. Jurnal Maksipreneur: Manajemen, Koperasi, Dan Entrepreneurship, vol. 4, no. 2, June 2015, pp. 4-14, doi:10.30588/jmp.v4i2.100.