BJGP Open | Royal College of General Practitioners. Cambridge University Press.
Citazione stile Chigago Style (17a edizione)BJGP Open | Royal College of General Practitioners. Cambridge University Press.
Citatione MLA (9a ed.)BJGP Open | Royal College of General Practitioners. Cambridge University Press.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.