Ang, S., Van Dyne, L., Koh, C., Ng, K. Y., Templer, K. J., Tay, C., & Chandrasekar, N. A. (2007). Cultural intelligence: Its measurement and effects on cultural judgment and decision making, cultural adaptation and task performance. Management and organization review, 3(3), 335-371. https://doi.org/10.1111/j.1740-8784.2007.00082.x
The full survey is available as an appendix to the article referenced above.
An expanded and updated version of the CQS, which also measures cultural intelligence in domestic diversity contexts as well as one's cultural value orientations on a model derived from Hofstede's research, is available through the Cultural Intelligence Center.
This instrument comes in two versions, one proprietary. See Notes for more information.