MLA

Lencioni, and Riccardo Lencioni. Enhancing the Role of Ultrasound with Contrast Agents. Springer Milan, 2006.

APA

Lencioni, L., & Lencioni, R. (2006). Enhancing the Role of Ultrasound with Contrast Agents. Springer Milan.

Chicago

Lencioni, and Riccardo Lencioni. Enhancing the Role of Ultrasound with Contrast Agents. : Springer Milan, 2006.