Polya, George, author
Springer-Verlag, 1979
Buku Teks
Dautray, Robert, author
Springer-Verlag, 1988
Buku Teks
Gelbaum, Bernard R., author
Springer-Verlag, 1992
Buku Teks
Dautray, Robert, author
Springer-Verlag, 1990
Buku Teks
Dautray, Robert, author
Pringer-Verlag, 1990
Buku Teks