\helpref{GetInputStream}{wxprocessgetinputstream},
\helpref{GetOutputStream}{wxprocessgetoutputstream} and
\helpref{GetErrorStream}{wxprocessgeterrorstream} can then be used to retrieve
-the streams corresponding to the child process stdandard output, input and
+the streams corresponding to the child process standard output, input and
error output respectively.
\perlnote{In wxPerl this class has an additional {\tt Destroy} method,