@misc{Wortman_Leon_A._(1921-_)._The,
 author={Wortman, Leon A. (1921- ). and Sidebottom, Thomas O.},
 howpublished={online},
 publisher={Prentice-Hall, Inc.},
 language={eng},
 title={The C programming tutor},
 type={książka},
 type={dokument piśmienniczy},
}