Document :

ITU-T�SG13� (Study Period 2005)� Temporary Document� 234-PLEN

Title :

Guidance to FG IPTV and SGs on the use of "shall", "should", "may"

Date :

2007-03-09

Source :

TSAG

AI/Question :

QALL/13

Access :

Restricted to TIES users�[ITU-T]