University of Pittsburgh, Department of Economics\nUniversity of Pittsburgh, University Libraries. (2019). Economic Books. Augustus M. Kelley.
Lua i Stíl Chicago (17ú heag.)University of Pittsburgh, Department of Economics\nUniversity of Pittsburgh, University Libraries. Economic Books. Fairfield, Conn: Augustus M. Kelley, 2019.
Lua MLA (8ú heag.)University of Pittsburgh, Department of Economics\nUniversity of Pittsburgh, University Libraries. Economic Books. Augustus M. Kelley, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.