Cita APA (7a ed.)

Steyn, B. J. M., & Nolte, K. (2021). The Ego Phenomenon and the Doping Problem in Sport: A Historical Conceptual Analysis. Frontiers Media S.A.

Cita Chicago Style (17a ed.)

Steyn, Barend J. M., y Kim Nolte. The Ego Phenomenon and the Doping Problem in Sport: A Historical Conceptual Analysis. Frontiers Media S.A, 2021.

Cita MLA (8a ed.)

Steyn, Barend J. M., y Kim Nolte. The Ego Phenomenon and the Doping Problem in Sport: A Historical Conceptual Analysis. Frontiers Media S.A, 2021.