APA-ийн эшлэл(7 дахь хэвлэлт)
MCDONALD, G., & MACKAY, D. THE PREVALENCE OF LEARNING DISABILITY IN A HEALTH AND SOCIAL SERVICES BOARD IN NORTHERN IRELAND.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
MCDONALD, G., ба D.N MACKAY. THE PREVALENCE OF LEARNING DISABILITY IN A HEALTH AND SOCIAL SERVICES BOARD IN NORTHERN IRELAND.
MLA -ийн эшлэл (9 дэх хэвлэлт)
MCDONALD, G., ба D.N MACKAY. THE PREVALENCE OF LEARNING DISABILITY IN A HEALTH AND SOCIAL SERVICES BOARD IN NORTHERN IRELAND.
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