Não informado. (2018). Report of the Board of Commissioners of Agriculture of Porto Rico. Government of Porto Rico, Board of Commissioners of Agriculture.
Chicago-Zitierstil (17. Ausg.)Não informado. Report of the Board of Commissioners of Agriculture of Porto Rico. San Juan: Government of Porto Rico, Board of Commissioners of Agriculture, 2018.
MLA-Zitierstil (8. Ausg.)Não informado. Report of the Board of Commissioners of Agriculture of Porto Rico. Government of Porto Rico, Board of Commissioners of Agriculture, 2018.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.