@Book{OL9841169M,
    title: {Sculpture},
    author: {Johann Gottfried Herder},
    publisher: {University Of Chicago Press},
    year: {2002},
}

@Work{OL194487W,
    title: {The sculptor's way},
    author: {Brenda Putnam},
    first_publish_year: {1939}
}

@Work{OL1505709W,
    title: {Sculpture},
    author: {Williams, Arthur.},
    first_publish_year: {1989}
}

@Author{OL160549A,
    name: {Williams, Arthur.},
}