एपीए उद्धरण

Mathers, S. (2011). Costa Rican diatomite: A review of existing knowledge and future potential.

शिकागो स्टाइल उद्धरण

Mathers, Steve. Costa Rican Diatomite: A Review of Existing Knowledge and Future Potential. 2011.

एमएलए उद्धरण

Mathers, Steve. Costa Rican Diatomite: A Review of Existing Knowledge and Future Potential. 2011.