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.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDe Castro, Helen C., Antonio M. Santos, और 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.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDe Castro, Helen C., et al. A Survey of Libraries Among Selected Agencies Under the Office of the President with Implications Toward Resource Sharing. 1993.
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