Citazione Stile APA (7a Edizione)
ebrary, Inc. (1988). Understanding agriculture: New directions for education. National Academy Press.
Citazione stile Chigago Style (17a edizione)
ebrary, Inc. Understanding Agriculture: New Directions for Education. Washington, D.C.: National Academy Press, 1988.
Citatione MLA (9a ed.)
ebrary, Inc. Understanding Agriculture: New Directions for Education. National Academy Press, 1988.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.