APA-čujuhus (7. p.)
(2013). OECD statistics on international trade in services. OECD.
Chicago-čujuhus (17. p.)
OECD Statistics on International Trade in Services. [Paris, France]: OECD, 2013.
MLA-čujuhus (9. p.)
OECD Statistics on International Trade in Services. OECD, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.