Gaya APA

Perloff, J, K, C, J, S, A, J. (2009). Congenetital Heart Disease in Adults (3rd.ed.ed.istion). Philadelphia: Saunders Elsevier.

Gaya MLA

Perloff, Joseph., K,, Child., John, S,, Aboulhosn., Jamil. "Congenetital Heart Disease in Adults". 3rd.ed.ed.istion Philadelphia: Saunders Elsevier, 2009. Text.