Παραπομπή APA

(2007). WTO: Technical barriers and SPS measures. Martinus Nijhoff Publsihers.

Παραπομπή Chicago Style

WTO: Technical Barriers and SPS Measures. Leiden: Martinus Nijhoff Publsihers, 2007.

Παραπομπή MLA

WTO: Technical Barriers and SPS Measures. Martinus Nijhoff Publsihers, 2007.