Citazione Stile APA (7a Edizione)

Allaby, M. (1987). Dictionary of the environment (2nd ed.). Macmillan.

Citazione stile Chigago Style (17a edizione)

Allaby, Michael. Dictionary of the Environment. 2nd ed. London: Macmillan, 1987.

Citatione MLA (9a ed.)

Allaby, Michael. Dictionary of the Environment. 2nd ed. Macmillan, 1987.