Schultz, Theodore W.
Investment in human capital: the role of education and of research
Free Press, 1971
 Buku Teks SO
Siagian, Eva Grace Rouli
Return on investment human capital pada PT. CS
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2007
 UI - Tesis Membership
Angela Pinkan Pustika Rini
Perancangan human resources metrics berdasarkan return on investment penjual asuransi sebagai penilaian kinerja human capital = Human resources metrics design based on return on investment of insurance sales as the human capital performance valuation
Fakultas Teknik Universitas Indonesia, 2016
 UI - Skripsi Membership
Nurhaena
Pengukuran return on investment human capital di PT. Bank BNI dengan pendekatan Jac Fitz-Enz mengenai Roi Human Capital Scorecard
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2004
 UI - Tesis Membership
Hall, Bradley W.
The new human capital strategy: improving the value of your most important investment-- year after year
American Management Association, 2008
 eBooks