Polmar, Norman
Strategic weapons : an introduction / Norman Polmar
National Strategy Information Center, 1982
 Buku Teks
Brennan, Michael J.
Preface to econometrics an introduction to quantitative methods in economics
South-Western, 1973
 Buku Teks SO
Abel Yacob
Penggunaan model (m.T) Group Maintenance untuk perencanaan jadual pemeliharaan pencegahan mesin printing Nakajima di PT Ciptakemas Abadi
Fakultas Teknik Universitas Indonesia, 1996
 UI - Skripsi Membership
Kurtz, Norman R.
Introduction to social statistics/ Norman R. Kurtz
McGraw-Hill, 1983
 Buku Teks SO
Irfanul Fikri
Rencana implementasi total productive maintenance di PT. X
Fakultas Teknik Universitas Indonesia, 1995
 UI - Tesis Membership