2024 43 USC 36 – Purchase of books

2023 43 USC 36 – Purchase of books

2022 43 USC 36 – Purchase of books

2021 43 USC 36 – Purchase of books

2020 43 USC 36 – Purchase of books

2018 43 USC 36 – Purchase of books

2017 43 USC 36 – Purchase of books

2015 43 USC 36 – Purchase of books

2014 43 USC 36 – Purchase of books

2013 43 USC 36 – Purchase of books

2012 43 USC 36 – Purchase of books

2010 43 USC 36 – Purchase of books