Ziff-Davis Press. (1995). Smart travel: Total planning on your computer. Ziff-Davis Press.
Lua i Stíl Chicago (17ú heag.)Ziff-Davis Press. Smart Travel: Total Planning on Your Computer. Emeryville, Calif: Ziff-Davis Press, 1995.
Lua MLA (9ú heag.)Ziff-Davis Press. Smart Travel: Total Planning on Your Computer. Ziff-Davis Press, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.