MLA

Chiappa, Enrico M, et al. Echocardiographic Anatomy In the Fetus. Springer Milan, 2008.

APA

Chiappa, E. M, Botta, G.Chiappa, E. M, Cook, A. C, & Silverman, N. H. (2008). Echocardiographic Anatomy in the Fetus. Springer Milan.

Chicago

Chiappa, Enrico M., Gianni Botta, E. M Chiappa, Andrew C Cook, and Norman H Silverman. Echocardiographic Anatomy In the Fetus. : Springer Milan, 2008.