Lewin, D. (1980). Theory and design of digital computer systems. Nelson.
Lua i Stíl Chicago (17ú heag.)Lewin, Douglas. Theory and Design of Digital Computer Systems. Surrey: Nelson, 1980.
Lua MLA (9ú heag.)Lewin, Douglas. Theory and Design of Digital Computer Systems. Nelson, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.