Davis, Philip J.
The mathematical experience
Birkhäuser, 1981
 Buku Teks
Eaves, Edgar D.
Introductory mathematical analysis : sixth edition
Wm C. Brown Publishers, 1988
 Buku Referensi
Kelly, Paul J.
Geometry and convexity: a study in mathematical methods
John Wiley & Sons, 1979
 Buku Teks
Filler, Ewald A.
Commercial mediation in Europe: an empirical study of the user experience
Kluwer Law International, 2012
 Buku Teks
Balassa, Bela A.
The Hungarian experience in economic planning: theoritical and emperical study
Yale University Press, 1959
 Buku Teks