Pires, M. C. (1950). Portuguese as it is spoken. Livraria Clássica Editora.
Citación estilo ChicagoPires, Mário C. Portuguese as It Is Spoken. Livraria Clássica Editora, 1950.
Cita MLAPires, Mário C. Portuguese as It Is Spoken. Livraria Clássica Editora, 1950.
Warning: These citations may not always be 100% accurate.