IRS Laws:
Compliance Guide for 501(c)(3) Public Charities

Here is the weblink for the California State Attorney General's Handbook on Charity laws for the nonprofit:
http://ag.ca.gov/charities/publications/guide_for_charities.pdf

Here is weblink which summarizes the Directors & Officers Liability issues:
http://www.publiccounsel.org/tools/assets/files/Memorandum-on-Liability-of-Volunteer-Directors-of-Nonprofit-Corporations.pdf

Here is weblink for IRS StayExempt Courses:
http://www.stayexempt.org/

Here is weblink for California Corporations Code Sections:
http://www.leginfo.ca.gov/cgi-bin/calawquery?codesection=corp&codebody=&hits=20

Here is weblink to YouTube Videos by GuideStar which explain how to complete Form 990:
http://www.youtube.com/watch?v=V5tRxs4xSHw&feature=youtu.be

Here is Webinar Archive from GuideStar which provides information on various phases of nonprofit operation and management:
http://www2.guidestar.org/rxg/news/webinars/webinar-archive.aspx