"Habitações Operarias" is a book written by Bastos and Teixeira, which is a study of housing for workers in the Portuguese city of Porto. This work describes the history, architecture and social dimension of housing for workers in the early industrial period. The book examines the development of housing construction, its impact on the life and culture of city residents, as well as the role of the state in regulating this aspect of life. "Habitações Operarias" became an important document in the study of the social history of Portugal and the living conditions of workers in the XIX-XX centuries.