(1993). Survey design and analysis using TURBOSTATS / Mike Hart.
Lua i Stíl Chicago (17ú heag.)Survey Design and Analysis Using TURBOSTATS / Mike Hart. 1993.
Lua MLA (9ú heag.)Survey Design and Analysis Using TURBOSTATS / Mike Hart. 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.