APA Format
Crombie, Iain K.
. (1996). The pocket guide to critical appraisal. London : BMJ Publ Group
MLA Format
Crombie, Iain K.
. The pocket guide to critical appraisal. London : BMJ Publ Group, 1996
Australian/Harvard Format
Crombie, Iain K.
. 1996. The pocket guide to critical appraisal. BMJ Publ Group, London
Warning: These citations may not always be 100% accurate.