APA

Kennedy I. R., . (1986). Acid soil and acid rain. Letchworth, Hertfordshire [u.a.]: Research Studies Pr. [u.a.].

Chicago

Kennedy Ivan Robert, . 1986. Acid soil and acid rain. Letchworth, Hertfordshire [u.a.]: Research Studies Pr. [u.a.].

Harvard

Kennedy I. R., . (1986). Acid soil and acid rain. Letchworth, Hertfordshire [u.a.]: Research Studies Pr. [u.a.].

MLA

Kennedy Ivan Robert, . Acid soil and acid rain. Letchworth, Hertfordshire [u.a.]: Research Studies Pr. [u.a.]. 1986.