**[anthology][1]**

> a book or other collection of selected writings by various authors, usually in the same literary form, of the same period, or on the same subject: *an anthology of Elizabethan drama; an anthology of modern philosophy.* 

There are different terms like **omnibus, bibliography, collection, novel sequence, roman-fleuve** as well.


  [1]: http://dictionary.reference.com/browse/anthology