O'Donovan, K. (1990). Library & information services for health professionals in the northern regional health authority. Information North.
Παραπομπή σε μορφή Chicago (17η εκδ.)O'Donovan, Kath. Library & Information Services for Health Professionals in the Northern Regional Health Authority. Newcastle upon Tyne: Information North, 1990.
Παραπομπή σε μορφή MLA (9th εκδ.)O'Donovan, Kath. Library & Information Services for Health Professionals in the Northern Regional Health Authority. Information North, 1990.
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