Narrowing the Keyword Search
When you searched for the keyword "dating" in ND Catalog, you found books on archaeological dating, coin dating, and shelf-life dating. But you also found this book:
Let's assume that you want books on the Saturday night variety of dating. This is when subject searching comes in handy. Once you've found a book closely related to your topic, you can use the book's subject headings to find additional resources on the same topic.