APA
Hillis D. L., . (2003). Manual of clinical problems in cardiology : with annotated key references. Philadelphia, PA: Lippincott Williams & Wilkins.
Chicago
Hillis David L, . 2003. Manual of clinical problems in cardiology : with annotated key references. Philadelphia, PA: Lippincott Williams & Wilkins.
Harvard
Hillis D. L., . (2003). Manual of clinical problems in cardiology : with annotated key references. Philadelphia, PA: Lippincott Williams & Wilkins.
MLA
Hillis David L, . Manual of clinical problems in cardiology : with annotated key references. Philadelphia, PA: Lippincott Williams & Wilkins. 2003.