@Book{OL6178249M,
    title: {An inquiry into the nature and causes of the wealth of nations.},
    author: {Adam Smith},
    publisher: {Encyclopædia Britannica},
    year: {1955},
    place: {Chicago},
}

@Author{OL39302A,
    name: {Adam Smith},
    birth_date: {16 Jun 1723}
    , death_date: {17 Jul 1790}
}