(In vol. 9, on page 497, there is a list of theories mentioned in the encyclopedia).
The Social Science Jargon Buster by Zina O'LearyThis practical, down-to-earth dictionary helps students new to the social sciences gain a thorough understanding of the key terms, from Action research to Utilitarianism. Each entry includes a concise core definition, a more detailed explanation, and an introduction to the associated debates and controversies. In addition, the book includes a useful outline of the practical application of each term, as well as a list of key figures and recommendations for further reading.