Here's a website that might help them:
This web site works with more than 1500 of the top companies in the pharmaceutical and biotechnology industries that are actively hiring. With more than 5,000 jobs to search
from, they claim they are "the leading career center for professionals in this industry."
I don't know that I can recommend all the resources in their "Books" section, but at least it's a place for your client to start.Cracking the Code to Pharmaceutical Sales" by Teena Rose. If you're interested in entering the competitive world of pharmaceutical sales, the book offers resume samples, sample interview questions, and interviews with recruiters and employees in the industry.