Unger, Roberto Mangabeira
Harvard University Press, 1983
Buku Teks
Unger, Roberto Mangabeira
Harvard University Press, 1986
Buku Teks
Unger, Roberto Mangabeira, author
Verso, 2015
Buku Teks
Routledge, 1994
Buku Teks
Sarma, V Venkatarama
[T.t.] University of Madras 1935
Buku Teks