المؤلفون: World Bank
المصدر: :83-114
URL الوصول: http://elibrary.worldbank.org/doi/pdf/10.1596/978-1-4648-0220-1http://elibrary.worldbank.org/doi/abs/10.1596/978-1-4648-0220-1_ch5http://elibrary.worldbank.org/doi/pdf/10.1596/978-1-4648-0220-1_ch5http://elibrary.worldbank.org/doi/abs/10.1596/978-1-4648-0220-1
المصدر: :67-85
URL الوصول: http://elibrary.worldbank.org/doi/pdf/10.1596/978-0-8213-9715-2http://elibrary.worldbank.org/doi/abs/10.1596/9780821397152_CH04http://elibrary.worldbank.org/doi/pdf/10.1596/9780821397152_CH04http://elibrary.worldbank.org/doi/abs/10.1596/978-0-8213-9715-2
المؤلفون: Peter H., Haase, Joe, Zhao, Shenhua, Wang, Chandra, Godavitarne
الإتاحة: http://elibrary.worldbank.org/doi/pdf/10.1596/26870
المؤلفون: John, Olaisen
الإتاحة: http://elibrary.worldbank.org/doi/pdf/10.1596/28142