Robinson, J. (1962). Exercises in economic analysis. Macmillan; St. Martin's Press.
Lua i Stíl Chicago (17ú heag.)Robinson, Joan. Exercises in Economic Analysis. London, New York: Macmillan; St. Martin's Press, 1962.
Lua MLA (9ú heag.)Robinson, Joan. Exercises in Economic Analysis. Macmillan; St. Martin's Press, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.