APA-referens

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

Chicago-stil citat

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

MLA-referens

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