Citazione Stile APA (7a Edizione)

Gregg, C., Strietska-Ilina, O., & Büdke, C. (2015). Anticipating skill needs for green jobs: A practical guide. International Labour Organization.

Citazione stile Chigago Style (17a edizione)

Gregg, Con, Olga Strietska-Ilina, e Christoph Büdke. Anticipating Skill Needs for Green Jobs: A Practical Guide. International Labour Organization, 2015.

Citatione MLA (9a ed.)

Gregg, Con, et al. Anticipating Skill Needs for Green Jobs: A Practical Guide. International Labour Organization, 2015.