APA-viite

MacKay, D. N. (1974). Changing patterns in the prevalence of mental subnormality in Northern Ireland. Ulster Medical Society.

Chicago-tyylinen lähdeviittaus

MacKay, D. N. Changing Patterns in the Prevalence of Mental Subnormality in Northern Ireland. Ulster Medical Society, 1974.

MLA-viite

MacKay, D. N. Changing Patterns in the Prevalence of Mental Subnormality in Northern Ireland. Ulster Medical Society, 1974.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.