Não informado. (1997). Abstracts in new technologies and engineering. Bowker-Saur.
Cita Chicago Style (17a ed.)Não informado. Abstracts in New Technologies and Engineering. Sussex, Inglaterra: Bowker-Saur, 1997.
Cita MLA (8a ed.)Não informado. Abstracts in New Technologies and Engineering. Bowker-Saur, 1997.
Precaución: Estas citas no son 100% exactas.