Clearly define what it is you wish to research. Decide whether you want an overview of the whole region or wish instead to focus on a particular country or subject. Be as specific as possible.
When searching for your topic in the online Library Catalogue, use the 'Subject starts with' search option using the suggested subject heading listed below. Another approach is to enter your own words as a Basic Keyword search; then if the search turns up any appropriate items, check what the “official” subject headings are.
Some useful subject headings:
Names of countries, regions, states and cities may be used as well (be sure to take a look at further subdivisions, such as "Amazon River Valley -- Agriculture," "Colombia -- Democratization," etc.). For example:
Etc.
Subjects may also be subdivided by country, region, state or city, e.g.:
DAMS – ENVIRONMENTAL ASPECTS – ARGENTINA
RITES AND CEREMONIES – MEXICO – NAYARIT
RURAL-URBAN MIGRATION – LATIN AMERICA
WOMEN – LATIN AMERICA – ECONOMIC CONDITIONS
Names of people, groups, historical or archaeological sites and other man-made structures may also be used as subject headings, e.g.: