Crawford, R. J. (1996). Rotational moulding of plastics (2nd ed.). Research Studies Press.
Lua i Stíl Chicago (17ú heag.)Crawford, R. J. Rotational Moulding of Plastics. 2nd ed. Taunton, Somerset, Eng: Research Studies Press, 1996.
Lua MLA (9ú heag.)Crawford, R. J. Rotational Moulding of Plastics. 2nd ed. Research Studies Press, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.