British Medical Association. (1999). Health & environmental impact assessment. British Medical Association.
Citazione stile Chigago Style (17a edizione)British Medical Association. Health & Environmental Impact Assessment. London: British Medical Association, 1999.
Citatione MLA (8a ed.)British Medical Association. Health & Environmental Impact Assessment. British Medical Association, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.