APA (7e ed.) Bronvermelding

Skelton, L., Jacob, S., Hendrickson, D., & Shaw, D. (2013). Exploring global issues: Social, Economic, and Environmental Interconnections: Student Text. Facing the Future.

Chicago (17e ed.) Bronvermelding

Skelton, Laura, Sheeba Jacob, Danica Hendrickson, en Danielle Shaw. Exploring Global Issues: Social, Economic, and Environmental Interconnections: Student Text. Seattle, Washington, USA: Facing the Future, 2013.

MLA (9e ed.) Bronvermelding

Skelton, Laura, et al. Exploring Global Issues: Social, Economic, and Environmental Interconnections: Student Text. Facing the Future, 2013.