APA Citation

Robertson, R. (2003). Comparing cannabis with tobacco: Services are needed for acute and chronic effects of cannabis. BMJ Publishing Group Ltd.

Citação norma Chicago

Robertson, Roy. Comparing Cannabis With Tobacco: Services Are Needed for Acute And Chronic Effects of Cannabis. BMJ Publishing Group Ltd, 2003.

MLA Citation

Robertson, Roy. Comparing Cannabis With Tobacco: Services Are Needed for Acute And Chronic Effects of Cannabis. BMJ Publishing Group Ltd, 2003.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.