APA (7e ed.) Bronvermelding
RICHMOND, R. RETRACING THE STEPS OF MARCO POLO: FROM CLINICAL TRIALS TO DIFFUSION ON INTERVENTIONS FOR SMOKERS.
Chicago (17e ed.) Bronvermelding
RICHMOND, R.L. RETRACING THE STEPS OF MARCO POLO: FROM CLINICAL TRIALS TO DIFFUSION ON INTERVENTIONS FOR SMOKERS.
MLA (9e ed.) Bronvermelding
RICHMOND, R.L. RETRACING THE STEPS OF MARCO POLO: FROM CLINICAL TRIALS TO DIFFUSION ON INTERVENTIONS FOR SMOKERS.
Let op: Deze citaties zijn niet altijd 100% accuraat.