APA (7th ed.) Citation

Kässi, O., Lehdonvirta, V., & Stephany, F. (2021). How many online workers are there in the world? A data-driven assessment. European Commission.

Chicago Style (17th ed.) Citation

Kässi, O., V. Lehdonvirta, and F. Stephany. How Many Online Workers Are There in the World? A Data-driven Assessment. European Commission, 2021.

MLA (9th ed.) Citation

Kässi, O., et al. How Many Online Workers Are There in the World? A Data-driven Assessment. European Commission, 2021.