Dyfyniad APA

Tiwari, R. S., & Tiwari, R. S. (1991). Palynological evidence for Upper Permian Raniganj coals in western part of Talchar coal field, Orissa, India. Bangalore: Assoc.

Dyfyniad Arddull Chicago

Tiwari, Rambachan Shyambihari, and Rambachan Shyambihari Tiwari. Palynological Evidence for Upper Permian Raniganj Coals in Western Part of Talchar Coal Field, Orissa, India. Bangalore: Assoc, 1991.

Dyfyniad MLA

Tiwari, Rambachan Shyambihari, and Rambachan Shyambihari Tiwari. Palynological Evidence for Upper Permian Raniganj Coals in Western Part of Talchar Coal Field, Orissa, India. Bangalore: Assoc, 1991.

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