Wieczynski, J. L. (1983). Regulations on Overland Trade - Rudzutak, Yan Ernestovich. Acad. Int. Press.
Lua i Stíl Chicago (17ú heag.)Wieczynski, Joseph L. Regulations on Overland Trade - Rudzutak, Yan Ernestovich. Gulf Breeze: Acad. Int. Press, 1983.
Lua MLA (8ú heag.)Wieczynski, Joseph L. Regulations on Overland Trade - Rudzutak, Yan Ernestovich. Acad. Int. Press, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.