Παραπομπή APA

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

Παραπομπή Chicago Style

Aston, S. R. Silicon Geochemistry and Biogeochemistry. New York: Academic, 1983.

Παραπομπή MLA

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