APA

Portenoy R. K., Bruera E., . (1997). Topics in palliative care; Vol.1. New York; Oxford: Oxford University Press.

Chicago

Portenoy Russell K, Bruera Eduardo, . 1997. Topics in palliative care; Vol.1. New York; Oxford: Oxford University Press.

Harvard

Portenoy R. K., Bruera E., . (1997). Topics in palliative care; Vol.1. New York; Oxford: Oxford University Press.

MLA

Portenoy Russell K, Bruera Eduardo, . Topics in palliative care; Vol.1. New York; Oxford: Oxford University Press. 1997.