Welsh, H., & Welsh, J. (2018). Sites of prehistoric life in Northern Ireland. Summertown, Oxford: Archaeopress Publishing Ltd.
استشهاد بنمط شيكاغوWelsh, Henry, و June Welsh. Sites of Prehistoric Life in Northern Ireland. Summertown, Oxford: Archaeopress Publishing Ltd, 2018.
MLA استشهادWelsh, Henry, و June Welsh. Sites of Prehistoric Life in Northern Ireland. Summertown, Oxford: Archaeopress Publishing Ltd, 2018.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.