Cita APA (7a ed.)

ebrary, Inc, & Sharma, R. N. (2012). Libraries in the early 21st century: An international perspective. De Gruyter Saur.

Cita Chicago Style (17a ed.)

ebrary, Inc, y Ravindra N. Sharma. Libraries in the Early 21st Century: An International Perspective. Berlin: De Gruyter Saur, 2012.

Cita MLA (9a ed.)

ebrary, Inc, y Ravindra N. Sharma. Libraries in the Early 21st Century: An International Perspective. De Gruyter Saur, 2012.