(1975). Executive programs and operating systems (reissued.). Macdonald and Jane's [u.a.].
Chicago-Zitierstil (17. Ausg.)Executive Programs and Operating Systems. reissued. London: Macdonald and Jane's [u.a.], 1975.
MLA-Zitierstil (9. Ausg.)Executive Programs and Operating Systems. reissued. Macdonald and Jane's [u.a.], 1975.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.