Dyfyniad APA

Ruby, G. (1989). Acrylic acid- grafted coir pith as a soil modifier. CUSAT.

Dyfyniad Arddull Chicago

Ruby, George. Acrylic Acid- Grafted Coir Pith as a Soil Modifier. Kochi: CUSAT, 1989.

Dyfyniad MLA

Ruby, George. Acrylic Acid- Grafted Coir Pith as a Soil Modifier. CUSAT, 1989.

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