Cita APA (7a ed.)

Purves, D. (1985). Trace-element contamination on the environment (rev. ed.). Elsevier.

Cita Chicago Style (17a ed.)

Purves, David. Trace-element Contamination on the Environment. rev. ed. Amsterdam [etc.]: Elsevier, 1985.

Cita MLA (9a ed.)

Purves, David. Trace-element Contamination on the Environment. rev. ed. Elsevier, 1985.