APA aipamena

British Standards Institution. (1967). Specification for thermal insulating materials. British Standards Institution.

Chicago Style aipamena

British Standards Institution. Specification for Thermal Insulating Materials. London: British Standards Institution, 1967.

MLA aipamena

British Standards Institution. Specification for Thermal Insulating Materials. British Standards Institution, 1967.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.