some interesting links on this topic where good information from knowledgeable people can be found
I haven't read much of this stuff and there is probably a bunch of overlap in the information. I would suggest starting with the FEMA information, my experience is that thier information is actually actionable rather than theoretical or overly complex.

for responders

from US fema

US EPA



World Health Organization

To learn more

US Department of Justice

and this from Oak Ridge National Labs (1987) Nuclear War Survival Skills <img src="images/graemlins/shocked.gif" alt="" />