Petts, J. (1999). Handbook of environmental impact assessment: :v.1 environmental impact assessment process,methods and potential. Blackwell Science.
استشهاد بنمط شيكاغوPetts, Judith. Handbook of Environmental Impact Assessment: :v.1 Environmental Impact Assessment Process,methods and Potential. London: Blackwell Science, 1999.
MLA استشهادPetts, Judith. Handbook of Environmental Impact Assessment: :v.1 Environmental Impact Assessment Process,methods and Potential. Blackwell Science, 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.