Parker, S.R.
George Allen and Unwin , 1975
Buku Teks
Watson, Tony J.
Routledge, 1995
Buku Teks
Singh, Narendar, 1957-
Tata McGraw-Hill, 2012
Buku Teks
Watson, Tony J.
Routledge, 1995
Buku Teks
edited by Susana Narotzky and Victoria Goddard
Routledge, 2017
Buku Teks