Citazione Stile APA (7a Edizione)

Salm, R. V., & Clark, J. R. (1989). Marine and coastal protected areas: A guide for planners and managers. IUCN.

Citazione stile Chigago Style (17a edizione)

Salm, Rodney V., e John R. Clark. Marine and Coastal Protected Areas: A Guide for Planners and Managers. Gland, Switzerland: IUCN, 1989.

Citatione MLA (9a ed.)

Salm, Rodney V., e John R. Clark. Marine and Coastal Protected Areas: A Guide for Planners and Managers. IUCN, 1989.