Παραπομπή σε μορφή APA (7η εκδ.)

De Castro, H. C., Santos, A. M., & Arlante, S. M. (1993). A survey of libraries among selected agencies under the Office of the President with implications toward resource sharing.

Παραπομπή σε μορφή Chicago (17η εκδ.)

De Castro, Helen C., Antonio M. Santos, και Salvacion M. Arlante. A Survey of Libraries Among Selected Agencies Under the Office of the President with Implications Toward Resource Sharing. Quezon City : Institute of Library Science, University of the Philippines Diliman, 1993.

Παραπομπή σε μορφή MLA (9th εκδ.)

De Castro, Helen C., et al. A Survey of Libraries Among Selected Agencies Under the Office of the President with Implications Toward Resource Sharing. 1993.