According to Mills and Smith (2001, p. 13) taboo in literature is …
Place direct quotes between single quotation marks ' ' and provide the page number(s) from the book.
'All the papers in our collection deal with power of breaching taboo and speaking the unspeakable' (Mills & Smith 2001, p. 13).
Author Year, Title: Subtitle, # ed., vol. #, Publisher, City.
Mills, A & Smith, J (eds) 2001, Utter silence: voicing the unspeakable, Peter Lang, New York.
Give editor/s in author position followed by ‘(ed.)’ or ‘(eds)’ – note: no full stop for plural abbreviations.