Cita APA (7th ed.)
Defonseka, C. (2013). Practical guide to flexible polyurethane foams. Smithers Rapra.
Cita Chicago (17th ed.)
Defonseka, Chris. Practical Guide to Flexible Polyurethane Foams. Shawbury, England: Smithers Rapra, 2013.
Cita MLA (9th ed.)
Defonseka, Chris. Practical Guide to Flexible Polyurethane Foams. Smithers Rapra, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.