@misc{modern+methods+of+sewage+disposal+for+towns+public+institutions+and+isolated+houses,
    author = {Waring, George E.},
    title = {Modern methods of sewage disposal : for towns, public institutions and isolated houses},
    address = {New York i London},
    publisher = {D. van Nostrand Company i Sampson Low, Marston},
    date = {1894}
}