Many disciplines rely on research methods to guide the process of conducting primary research.
To find methods for your discipline, do a keyword search in the Library Catalogue and add your discipline, e.g. Sociology AND "research method*".
Sociology is sometimes viewed as a subset of other established social sciences or field of research rather than a scientific discipline in its own right (sociology of anthropology, or sociology of psychology, for example). With this in mind you may need to narrow your focus when looking for specific aspects of sociology by adding more specific keywords to your search,