एपीए उद्धरण

Szilard, J. A. (1973). Reclaiming Rubber and Other Polymers. NDC.

शिकागो स्टाइल उद्धरण

Szilard, J A. Reclaiming Rubber and Other Polymers. New Jersey: NDC, 1973.

एमएलए उद्धरण

Szilard, J A. Reclaiming Rubber and Other Polymers. NDC, 1973.