Landsburg, S. E. (2002). Price theory & applications. Thomson.
Lua i Stíl Chicago (17ú heag.)Landsburg, Steven E. Price Theory & Applications. Thomson, 2002.
Lua MLA (8ú heag.)Landsburg, Steven E. Price Theory & Applications. Thomson, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.