Lindgren, B. W. (1975). Basic ideas of statistics. Macmillan.
Lua i Stíl Chicago (17ú heag.)Lindgren, Bernard W. Basic Ideas of Statistics. Nueva York: Macmillan, 1975.
Lua MLA (9ú heag.)Lindgren, Bernard W. Basic Ideas of Statistics. Macmillan, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.