APA
Allan L. D., Cook A. C. & Huggon I. C. (2009). Fetal echocardiography : a practical guide. Cambridge: Cambridge University Press.
Chicago
Allan Lindsey D, Cook Andrew C and Huggon Ian C. 2009. Fetal echocardiography : a practical guide. Cambridge: Cambridge University Press.
Harvard
Allan L. D., Cook A. C. and Huggon I. C. (2009). Fetal echocardiography : a practical guide. Cambridge: Cambridge University Press.
MLA
Allan Lindsey D, Cook Andrew C and Huggon Ian C. Fetal echocardiography : a practical guide. Cambridge: Cambridge University Press. 2009.