Butt, J., Donnachie, I. L., & Hume, J. R. (1968). Industrial history in pictures: Scotland. A. M. Kelley.
Lua i Stíl Chicago (17ú heag.)Butt, John, Ian L. Donnachie, agus John R. Hume. Industrial History in Pictures: Scotland. New York: A. M. Kelley, 1968.
Lua MLA (9ú heag.)Butt, John, et al. Industrial History in Pictures: Scotland. A. M. Kelley, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.