एपीए उद्धरण

Aston,S.R, & Aston, S. R. (1983). Silicon geochemistry and biogeochemistry. Academic Press.

शिकागो स्टाइल उद्धरण

Aston,S.R, और S. R. Aston. Silicon Geochemistry and Biogeochemistry. London ; New York: Academic Press, 1983.

एमएलए उद्धरण

Aston,S.R, और S. R. Aston. Silicon Geochemistry and Biogeochemistry. Academic Press, 1983.