أسئلة شائعة
هل كتاب «History of the Water Supply of the World arranged in a comprehensive form from eminent authorities, containing a description of the various methods of water supply, pollution and purification of waters, and sanitary effects, with analyses of potable waters, also geology and water strata of Hamilton county, Ohio, statistics of the Ohio river, proposed water supply of Cincinnati.» مجاني؟
نعم. كتاب «History of the Water Supply of the World arranged in a comprehensive form from eminent authorities, containing a description of the various methods of water supply, pollution and purification of waters, and sanitary effects, with analyses of potable waters, also geology and water strata of Hamilton county, Ohio, statistics of the Ohio river, proposed water supply of Cincinnati.» لـThomas J. Bell في الملكية العامة ومتاح مجاناً من Project Gutenberg، أقدم مكتبة رقمية مجانية في العالم.
بأي لغة كتاب «History of the Water Supply of the World arranged in a comprehensive form from eminent authorities, containing a description of the various methods of water supply, pollution and purification of waters, and sanitary effects, with analyses of potable waters, also geology and water strata of Hamilton county, Ohio, statistics of the Ohio river, proposed water supply of Cincinnati.»؟
الكتاب متاح باللغة الإنجليزية، ويمكنك تنزيله من صفحته في Project Gutenberg بصيغ EPUB وKindle ونص عادي.
كيف أحفظ اقتباسات من كتاب «History of the Water Supply of the World arranged in a comprehensive form from eminent authorities, containing a description of the various methods of water supply, pollution and purification of waters, and sanitary effects, with analyses of potable waters, also geology and water strata of Hamilton county, Ohio, statistics of the Ohio river, proposed water supply of Cincinnati.»؟
نزّل الكتاب بصيغة EPUB وافتحه في تطبيق اقتباس، ثم حدّد السطر الذي يعجبك؛ فيُحفظ بنصه واسم الكتاب وموضعه، وتشاركه بطاقةً أنيقة بضغطة.