APA Format
Gray, Alastair M.; Clrke, Philip M.; Wolstenholme, Janel; Wordsworth, Sarah . (2011). Applied methods of cost-effectiveness analysis in health care. : Oxford University Press
MLA Format
Gray, Alastair M.; Clrke, Philip M.; Wolstenholme, Janel; Wordsworth, Sarah . Applied methods of cost-effectiveness analysis in health care. : Oxford University Press, 2011
Australian/Harvard Format
Gray, Alastair M.; Clrke, Philip M.; Wolstenholme, Janel; Wordsworth, Sarah . 2011. Applied methods of cost-effectiveness analysis in health care. Oxford University Press, 
Warning: These citations may not always be 100% accurate.