Sree Ramulu, U. S. (2001). Reuse of municipal sewage and sludge in agriculture.
Chicago Stili AlıntıSree Ramulu, U S. Reuse of Municipal Sewage and Sludge in Agriculture. Jodhpur, Scientific Publishers, 2001.
MLA AlıntıSree Ramulu, U S. Reuse of Municipal Sewage and Sludge in Agriculture. 2001.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..