Gaya APA

Archer, N., Manning, N. (2018). Fetal Cardiology: Oxford Specialist Handbooks in Cardiology (2nd ed). United Kingdom: Oxford University Press.

Gaya MLA

Archer, Nick., Manning, Nicky. "Fetal Cardiology: Oxford Specialist Handbooks in Cardiology". 2nd ed United Kingdom: Oxford University Press, 2018. Text.