Cita APA (7a ed.)

Lenihan, J. M. A., & Fletcher, W. W. (1978). Measuring and monitoring the environment. Blackie.

Cita Chicago Style (17a ed.)

Lenihan, J. M. A., y William W. Fletcher. Measuring and Monitoring the Environment. Glasgow [etc.]: Blackie, 1978.

Cita MLA (9a ed.)

Lenihan, J. M. A., y William W. Fletcher. Measuring and Monitoring the Environment. Blackie, 1978.