APA

Gelpí G. A., . (2017). The constitutional evolution of Puerto Rico and other U.S. territories (1898-Present). : Inter American University of Puerto Rico.

Chicago

Gelpí Gustavo A, . 2017. The constitutional evolution of Puerto Rico and other U.S. territories (1898-Present). : Inter American University of Puerto Rico.

Harvard

Gelpí G. A., . (2017). The constitutional evolution of Puerto Rico and other U.S. territories (1898-Present). : Inter American University of Puerto Rico.

MLA

Gelpí Gustavo A, . The constitutional evolution of Puerto Rico and other U.S. territories (1898-Present). : Inter American University of Puerto Rico. 2017.