Cita APA (7a ed.)

Novotny, E. (2001). Evaluating Electronic Reference Services: Issues, Approaches and Criteria.

Cita Chicago Style (17a ed.)

Novotny, Eric. Evaluating Electronic Reference Services: Issues, Approaches and Criteria. 2001.

Cita MLA (9a ed.)

Novotny, Eric. Evaluating Electronic Reference Services: Issues, Approaches and Criteria. 2001.