The Purdue Library Catalog can be helpful in browsing books in the Purdue collection. The catalog also allows you to search for whole journal issues by performing a "Journal Search" and searching the journal title.
However, Article Databases are tools that enable library users to perform more sophisticated searches for scholarly literature. These databases are usually designed according to subject and can either simply index an article (or book chapter) or provide the article in full-text.
Tool Features
For guidance on different approaches to searching watch the following short video provided by Professor Heather Howard with Purdue's Parrish Library: