Cita APA

American Heart Association. Circulation. Hagerstown, MD: Lippincott Williams & Wilkins.

Chicago Style Citation

American Heart Association. Circulation. Hagerstown, MD: Lippincott Williams & Wilkins.

Cita MLA

American Heart Association. Circulation. Hagerstown, MD: Lippincott Williams & Wilkins.

Atenció: Aquestes cites poden no estar 100% correctes.