@book{the+world+039+s+columbian+water+commerce+congress+chicago+1893+the+commerce+of+the+mississippi+river,
    author = {Morgan, George Hagar},
    title = {The World's Columbian Water Commerce Congress, Chicago, 1893 : The commerce of the Mississippi river},
    address = {St. Louis},
    publisher = {[wydawca nieznany]},
    date = {1893}
}