By Polya, George.
New York : John Willey, 1974 .
xiv, 327 p. : , Contiene problemas. 23 cm.
0471693308

By Taylor, Angus E..
New York : John Willey, 1958 .
xvi, 422 p. il. ; 22 cm.

By Duff, G.F.D..
New York : John Willey, 1966

By Krasnosel'skii, M.A..
Nueva York : John Willey, 1973 .
326 p. : 25 cm.
0470507004

By Hansen, Morris H..
New York : John Willey, 1953 .
638 p. : 23 cm.
l471349143

By Whitham, G.B..
New York : John Willey, 1974 0471940909

By Hatsopoulos, George N..
New York : John Willey, 1965 .
xlii, 788 p. : , Contiene apéndices. 23 cm.
0471359998

By Weber, Harold C..
New York : John Willey, 1957 .
vi, 507 p. : , Contiene problemas. 22 cm.