Reference resources are a great place to begin your research. They can help you define terms as well as to find basic information about a topic, a chronicle of its history, theories, key people and sometimes a bibliography of additional sources.
There are many different types of reference sources, which include dictionaries, encyclopedias, thesauri, bibliographies, handbooks, style manuals to name a few.
Cambridge History of Latin America (via Cambridge Histories Online)
Search title in Omni for list of volumes.

The Oxford Encyclopedia of Latinos and Latinas in the United States
The Oxford Encyclopedia of the Modern World
Cambridge Encyclopedia of Latin America and the Caribbean
F1406 .C36
Encyclopedia of Cuba: People, History, Culture
REF F1754 .E53 2003
Encyclopedia of Latin American History and Culture
F1406 .E53 1996 (Storage -- Ask at Information Desk)
Latin American Historical Dictionaries (for list, search title as a Series title)
Oxford History of Mexico
F1226 .O94 2000
Oxford University Press building. Photo by Fractal Angel, July 2007.
Oxford research encyclopedias:
Latin American history
Has in-depth peer-reviewed articles and broad coverage of the field of Latin American history.