David Begg, S. F. a. R. D. (1994). Economics / David Begg. London.
Lua i Stíl Chicago (17ú heag.)David Begg, Stanley Fischer and Rudiger Dornb. Economics / David Begg. London, 1994.
Lua MLA (8ú heag.)David Begg, Stanley Fischer and Rudiger Dornb. Economics / David Begg. London, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.