Citazione Stile APA (7a Edizione)

Elsworth, S. (1990). A dictionary of the environment. Paladin Grafton Books.

Citazione stile Chigago Style (17a edizione)

Elsworth, Steve. A Dictionary of the Environment. London: Paladin Grafton Books, 1990.

Citatione MLA (9a ed.)

Elsworth, Steve. A Dictionary of the Environment. Paladin Grafton Books, 1990.