Pires, M. C. (1950). Portuguese as it is spoken. Livraria Clássica Editora.
Style de citation Chicago (17e éd.)Pires, Mário C. Portuguese as It Is Spoken. Livraria Clássica Editora, 1950.
Style de citation MLA (8e éd.)Pires, Mário C. Portuguese as It Is Spoken. Livraria Clássica Editora, 1950.
Attention : ces citations peuvent ne pas être correctes à 100%.