Mueller, Conrad G.
Time Incoporated, 1966
Buku Teks
Supriyanto
Universitas Indonesia, 1992
UI - Tesis (Membership)
Entwistle, Jill
New York Roto vision SA 1999,
Buku Referensi
Adi Rahwanto
1990
UI - Tesis (Membership)
Azzam, Rasheed M.
North-Holland, 1987
Buku Teks