Ruby, G. (1989). Acrylic acid- grafted coir pith as a soil modifier. CUSAT.
Čikaški stil citiranjaRuby, George. Acrylic Acid- Grafted Coir Pith as a Soil Modifier. Kochi: CUSAT, 1989.
MLA način citiranjaRuby, George. Acrylic Acid- Grafted Coir Pith as a Soil Modifier. CUSAT, 1989.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.