एपीए उद्धरण

Sree Ramulu, U. S. (2001). Reuse of municipal sewage and sludge in agriculture.

शिकागो स्टाइल उद्धरण

Sree Ramulu, U S. Reuse of Municipal Sewage and Sludge in Agriculture. Jodhpur, Scientific Publishers, 2001.

एमएलए उद्धरण

Sree Ramulu, U S. Reuse of Municipal Sewage and Sludge in Agriculture. 2001.