APA (7th ed.) Citation

Martins, O. M. D., Nunes, A., Vieira, E., Rachão, S., Correia, A., Fonseca, M., . . . Fernandes, P. O. (2021). Outdoor tourism in the North of Portugal from the perspective of Tourist Entertainment Companies (TEC).

Chicago Style (17th ed.) Citation

Martins, Oliva M. D., et al. Outdoor Tourism in the North of Portugal from the Perspective of Tourist Entertainment Companies (TEC). 2021.

MLA (8th ed.) Citation

Martins, Oliva M. D., et al. Outdoor Tourism in the North of Portugal from the Perspective of Tourist Entertainment Companies (TEC). 2021.

Warning: These citations may not always be 100% accurate.