Serving All Urban Customers: A Marketing Approach to Water Services in Low- And Middle-Income Countries: Book 1 - Guidance for Government's Enabling Role Autor Kevin Sansom 15 ian 2004 Paperback Preț: 248.02 lei 22-36 zile
Low-Cost Toilet Options - A Catalogue: Social Marketing for Urban Sanitation Autor A. Obika 15 ian 2004 Paperback Preț: 238.07 lei 22-36 zile