Marcus Banks 
Ethnicity: Anthropological Constructions [PDF ebook] 

Ethnicity has been a key concept in anthropology and sociology for many years, yet many people still seem uncertain as to its meaning, its relevance, and its relationship to other concepts such as `race” and nationalism. In Ethnicity: Anthropological Constructions the major anthropological and sociological approaches to ethnicity, covering much of the significant literature and leading authors, are outlined clearly and concisely.