APA-viite (7. p.)

Espinosa, Z. J., & Aguirre, V. V. M. (2012). A study on the awareness and preference of digital reference services of the Quezon City Public Library users.

Chicago-viite (17. p.)

Espinosa, Zyra J., ja Vyva Victoria M. Aguirre. A Study on the Awareness and Preference of Digital Reference Services of the Quezon City Public Library Users. Quezon City : School of Library and Information Studies, University of the Philippines Diliman, 2012.

MLA-viite (9. p.)

Espinosa, Zyra J., ja Vyva Victoria M. Aguirre. A Study on the Awareness and Preference of Digital Reference Services of the Quezon City Public Library Users. 2012.