Style de citation APA (7e éd.)
(1980). U.S. trade with Puerto Rico and U.S. possessions. U.S. Department of Commerce.
Style de citation Chicago (17e éd.)
U.S. Trade with Puerto Rico and U.S. Possessions. Washington: U.S. Department of Commerce, 1980.
Style de citation MLA (9e éd.)
U.S. Trade with Puerto Rico and U.S. Possessions. U.S. Department of Commerce, 1980.
Attention : ces citations peuvent ne pas être correctes à 100%.