Martin, Robert J.
Van Nostrand Reinhold, 1991
Buku Teks SO
Olsen, Michael D.
Prentice-Hall, 2008
Buku Teks SO
Palgrave Macmillan Cham, 2021
eBooks
Rifani Aditiya Triana
Fakultas Teknik Universitas Indonesia, 2016
UI - Skripsi Membership
Hsu, Cathy H.C.
John Wiley & Sons, 2001
Buku Teks SO