Cita APA (7th ed.)

SpringerLink (Online service) & Lawless, C. E. (2011). Sports cardiology essentials: Evaluation, management and case studies. Springer.

Cita Chicago (17th ed.)

SpringerLink (Online service) i Christine E. Lawless. Sports Cardiology Essentials: Evaluation, Management and Case Studies. New York, London: Springer, 2011.

Cita MLA (9th ed.)

SpringerLink (Online service) i Christine E. Lawless. Sports Cardiology Essentials: Evaluation, Management and Case Studies. Springer, 2011.