Citazione Stile APA (7a Edizione)
ebrary, Inc. (1997). Valuing ground water: Economic concepts and approaches. National Academy Press.
Citazione stile Chigago Style (17a edizione)
ebrary, Inc. Valuing Ground Water: Economic Concepts and Approaches. Washington, D.C.: National Academy Press, 1997.
Citatione MLA (9a ed.)
ebrary, Inc. Valuing Ground Water: Economic Concepts and Approaches. National Academy Press, 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.