You can use an article citation to get the full text.
Ex.: Baron, R. M., & Kenny, D. A. (1986). The moderator–mediator variable distinction in social psychological research: Conceptual, strategic, and statistical considerations. Journal of Personality and Social Psychology, 51(6), 1173-1182
Search the PSU Library using the article title as your search:
Enter the article title in Google Scholar, then click on Find it @ PSU:
Both methods provide links to the full text article, under the "View Online" tab: