Romans, J. T. (1965). Capital exports and growth among U.S. regions. Wesleyan University Press.
Lua i Stíl Chicago (17ú heag.)Romans, J. Thomas. Capital Exports and Growth Among U.S. Regions. Middletown, Conn: Wesleyan University Press, 1965.
Lua MLA (9ú heag.)Romans, J. Thomas. Capital Exports and Growth Among U.S. Regions. Wesleyan University Press, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.