Cita APA (7th ed.)
(2021). Hurdling the Challenges of the 2019 IAAF World Championships. Frontiers Media SA.
Cita Chicago (17th ed.)
Hurdling the Challenges of the 2019 IAAF World Championships. Frontiers Media SA, 2021.
Cita MLA (9th ed.)
Hurdling the Challenges of the 2019 IAAF World Championships. Frontiers Media SA, 2021.
Atenció: Aquestes cites poden no estar 100% correctes.