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.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিDe Castro, Helen C., Antonio M. Santos, এবং 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.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিDe 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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