Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.