Citação norma APA

Urquhart, J. D., Black, R. J., Muirhead, M. J., Sharp, L., Maxwell, M., Eden, O. B., & Jones, D. A. (1991). Case-control study of leukaemia and non-Hodgkin's lymphoma in children in Caithness near the Dounreay nuclear installation.

Citação norma Chicago

Urquhart, J D., R J. Black, M J. Muirhead, L. Sharp, M. Maxwell, O B. Eden, and D A. Jones. Case-control Study of Leukaemia and Non-Hodgkin's Lymphoma in Children in Caithness Near the Dounreay Nuclear Installation. 1991.

Citação norma MLA

Urquhart, J D., et al. Case-control Study of Leukaemia and Non-Hodgkin's Lymphoma in Children in Caithness Near the Dounreay Nuclear Installation. 1991.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.