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Anchor text: ''An Introduction to the C shell''

Wikipedia: Bourne shell

Anchor text: ''An Introduction to the C shell''

Wikipedia: C shell

Anchor text: Archive for the O'Reilly book "Using csh and tcsh"

Wikipedia: Tcsh

Anchor text: Introduction to the C shell''

Wikipedia: Command history

Anchor text: Writing MySQL Scripts with Python

Wikipedia: Wikipedia:Reference desk/Archives/Computing/2009 September 28

Anchor text: Introduction to the C shell''

Wikipedia: Wikipedia:Articles for deletion/Ch interpreter (2nd nomination)