APA (7th ed.) Citation

Intergovernmental Expert Group Meeting on Cost-Benefit Evaluation of Environmental Protection Measures (4th : Istanbul : 1981) & Ahmad, Y. J. (1983). Managing the environment: An analytical examination of problems and procedures. United Nations Environment Programme.

Chicago Style (17th ed.) Citation

Intergovernmental Expert Group Meeting on Cost-Benefit Evaluation of Environmental Protection Measures (4th : Istanbul : 1981) and Yusuf J. Ahmad. Managing the Environment: An Analytical Examination of Problems and Procedures. Nairobi: United Nations Environment Programme, 1983.

MLA (9th ed.) Citation

Intergovernmental Expert Group Meeting on Cost-Benefit Evaluation of Environmental Protection Measures (4th : Istanbul : 1981) and Yusuf J. Ahmad. Managing the Environment: An Analytical Examination of Problems and Procedures. United Nations Environment Programme, 1983.