Cita APA (7a ed.)

Ignacio, L. (2020). Challenges of COVID-19. De Gruyter.

Cita Chicago Style (17a ed.)

Ignacio, López-Goñi. Challenges of COVID-19. De Gruyter, 2020.

Cita MLA (8a ed.)

Ignacio, López-Goñi. Challenges of COVID-19. De Gruyter, 2020.