MLA

Solomon, S, Bernard E Bulwer, and Scott D Solomon. Essential Echocardiography. Humana Press, 2007.

APA

Solomon, S., Bulwer, B. E, & Solomon, S. D. (2007). Essential Echocardiography. Humana Press.

Chicago

Solomon, S., Bernard E Bulwer, and Scott D Solomon. Essential Echocardiography. : Humana Press, 2007.