Citação norma APA

World Health Organization, United Nations Development Programme, & Reid, E. (1998). Cancer pain relief and palliative care in children. World Health Organization.

Citação norma Chicago

World Health Organization, United Nations Development Programme, and Elizabeth Reid. Cancer Pain Relief and Palliative Care in Children. Geneva: World Health Organization, 1998.

Citação norma MLA

World Health Organization, et al. Cancer Pain Relief and Palliative Care in Children. World Health Organization, 1998.

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