British Standards Institution. (1969). Specification for thermal insulating materials. British Standards Institution.
Citación estilo ChicagoBritish Standards Institution. Specification for Thermal Insulating Materials. London: British Standards Institution, 1969.
Cita MLABritish Standards Institution. Specification for Thermal Insulating Materials. British Standards Institution, 1969.
Warning: These citations may not always be 100% accurate.