As used in this chapter, unless the context otherwise requires:
(1) “Library” means: A library that is open to the public and established or operated by: The state, a county, city, town, school district or any other political subdivision of the state;
(2) A combination of governmental units or authorities;
(3) A university or community college; or
(4) Any private library that is open to the public; and
(5) “Library record” means a document, record, or other method of storing information retained by a library that identifies a person as having requested or obtained specific information or materials from such library. “Library record” does not include nonidentifying material that may be retained for the purpose of studying or evaluating the circulation of library materials in general.