Atiyah, P.S.
Oxford University Press , 1987
Buku Teks
Zelermyer, William
Prentice-Hall, 1960
Buku Teks
Neumann, Richard K.
Wolters Kluwer Law & Business, 2013
Buku Teks
edited by Philip Mead
STBS, 1991
Buku Teks
Cambridge University Press, 2017
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