138 CHAPTER 6 | FRom FIndIng To EvAluATIng SouRCES
■ Perform a Keyword Search
A keyword is essentially your topic: It defines the topic of your search.
To run a keyword search, you can look up information by author, title,
or subject. You would search by author to locate all the works a particu
lar author has written on a subject. So, for example, if you know that
Paul Lang is an expert on the consequences of the English only move
ment, you might begin with an author search. You can use the title
search to locate all works with a key word or phrase in the title. The
search results are likely to include a number of irrelevant titles, but you
should end up with a list of authors, titles, and subject headings to guide
another search.
A search by subject is particularly helpful as you begin your research,
while you are still formulating your thesis. You want to start by think
ing of as many words as possible that relate to your topic. (A thesaurus
can help you come up with different words you can use in a keyword
search.) Suppose you type in the phrase “English only.” A number of
different sources appear on the screen, but the most promising is Paul
Lang’s book The En glish Language Debate: One Nation, One Language?
You click on this record, and another screen appears with some valu
able pieces of information, including the call number (which tells you
where in the library you can find the book) and an indication that the
book has a bibliography, something you can make use of once you find
the book (Figure 6.2). Notice that the subject listings — Language policy,
FIGURE 6.2 Full View Bibliographic Entry
06_GRE_60141_Ch6_129_150.indd 138 11/11/14 2:46 PM