Raghavan, V.
Materials science and engineering : a first course/ V. Raghavan
Prentice-Hall, 1981
 Buku Teks
Raghavan, V.
Materials science and engineering : a first course / V. Raghavan
Prentice Hall of India, 1996
 Buku Teks
Reischauer, Edwin O.
East Asia the great tradition
Houghton Mifflin, 1960, 1970
 Buku Teks
Ramayana in focus: visual and performing arts of Asia
Asian Civilisations Museum Singapore , 2010
 Buku Referensi
Lal, P.
Ramayana
Pustaka Jaya , 1995
 Buku Teks