APA (7th ed.) Zitazioa

Kennedy, I. (1992). Acid soil and acid rain. (2nd ed.). Research Studies Pr..

Chicago Style (17th ed.) Zitazioa

Kennedy, I.R. Acid Soil and Acid Rain. 2nd ed. Taunton: Research Studies Pr., 1992.

MLA (9th ed.) Zitazioa

Kennedy, I.R. Acid Soil and Acid Rain. 2nd ed. Research Studies Pr., 1992.