OECD (2012), "Table 4 - Other commercial services: Portugal",
in
OECD Statistics on International Trade in Services, Volume 2011 Issue 2: Detailed Tables by Partner Country,
OECD Publishing, Paris,
https://doi.org/10.1787/sits-v2011-2-table113-en.
Export options:
EndNote,
Zotero,
BibTeX,
RefWorks,
Procite,
Import into RefWorks,
Mendeley