APA (7th ed.) Citation

Richardson, D., & Dalby, C. (1992). Pollution monitoring with lichens. Richmond.

Chicago Style (17th ed.) Citation

Richardson, D.H.S, and Claire Dalby. Pollution Monitoring with Lichens. Slough: Richmond, 1992.

MLA (8th ed.) Citation

Richardson, D.H.S, and Claire Dalby. Pollution Monitoring with Lichens. Richmond, 1992.

Warning: These citations may not always be 100% accurate.