Activities relating to drinking water and wastewater services -- Guidelines for the assessment and for the improvement of the service to users— 74 стр.
13.060.30 Sewage. Including sewage water disposal and treatment / Сточные воды. Включая удаление и очистку сточных вод
03.080.30 Services. Including hotels, restaurants, washing, cleaning, removals, funerals, etc. / Услуги для потребителя. Включая гостиницы, рестораны, прачечные, химчистки, перевозки, похороны и т.д.
