APA (7e ed.) Bronvermelding

Não informado. (1992). Primary Cardiology. PW Communications International.

Chicago (17e ed.) Bronvermelding

Não informado. Primary Cardiology. Secaucus, NJ: PW Communications International, 1992.

MLA (8e ed.) Bronvermelding

Não informado. Primary Cardiology. PW Communications International, 1992.

Let op: Deze citaties zijn niet altijd 100% accuraat.