Understanding and using information sources (including research) in a responsible manner is an important component to ethical decision making. Here are some links to ethics and standards within the counseling professions.
Most free websites will not provide current, peer reviewed research studies. However, there are great primary sources (statistics, data) available, as well as many non-profit/ policy/ think-tank papers. Generally, you should use library databases to find your articles, and the web to supplement your arguments with statistics, demographic information, and reports.