Kramer, Elisabeth
south Asia Program Publications, 2022
Buku Teks
Mills, Lennox A.
University of Minnesota Press , 1965
Buku Teks
Neumann, Victor
The Council for Research in Values and Philosophy , 2000
Buku Teks
Stassen, Jean-Philippe
First Second, 2006
Buku Teks
Mahathir bin Mohamad, 1925-
Federal Publications SDW BHD, 1981
Buku Teks