APA (7th ed.) Citation

Koukiadaki, A., & Pearson, G. (2016). Global Survey of Professional Footballers. International Labour Organization.

Chicago Style (17th ed.) Citation

Koukiadaki, A., and G. Pearson. Global Survey of Professional Footballers. International Labour Organization, 2016.

MLA (9th ed.) Citation

Koukiadaki, A., and G. Pearson. Global Survey of Professional Footballers. International Labour Organization, 2016.

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