APA (7th ed.) Citation

Niu, X. (2012). Beyond Text Queries and Ranked Lists: Faceted Search in Library Catalogs.

Chicago Style (17th ed.) Citation

Niu, Xi. Beyond Text Queries and Ranked Lists: Faceted Search in Library Catalogs. 2012.

MLA (9th ed.) Citation

Niu, Xi. Beyond Text Queries and Ranked Lists: Faceted Search in Library Catalogs. 2012.

Warning: These citations may not always be 100% accurate.