Benham, F., Paish, F. W., & Culyer, A. J. (1973). Benham's economics: A general introduction (ELBS ed. of 9th ed.). English Language Book Society and Pitman.
Lua i Stíl Chicago (17ú heag.)Benham, Frederic, Frank Walter Paish, agus A. J. Culyer. Benham's Economics: A General Introduction. ELBS ed. of 9th ed. London: English Language Book Society and Pitman, 1973.
Lua MLA (9ú heag.)Benham, Frederic, et al. Benham's Economics: A General Introduction. ELBS ed. of 9th ed. English Language Book Society and Pitman, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.