Proceedings of the SPI Annual Technical/Marketing Conference (34th : New Orleans, Louisiana. (1992). Polyurethanes 92: proceedings of the SPI Annual Technical: New Orleans, Louisiana : 1992). Society of the Plastics Industry, Inc.
Lua i Stíl Chicago (17ú heag.)Proceedings of the SPI Annual Technical/Marketing Conference (34th : New Orleans, Louisiana. Polyurethanes 92: Proceedings of the SPI Annual Technical: New Orleans, Louisiana : 1992). New York: Society of the Plastics Industry, Inc, 1992.
Lua MLA (9ú heag.)Proceedings of the SPI Annual Technical/Marketing Conference (34th : New Orleans, Louisiana. Polyurethanes 92: Proceedings of the SPI Annual Technical: New Orleans, Louisiana : 1992). Society of the Plastics Industry, Inc, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.