Rattan Lal,ed, & B.A. Stewart,ed. Soil Quality and Biofuel Production. CRC.
Chicago Stili AlıntıRattan Lal,ed, ve B.A. Stewart,ed. Soil Quality and Biofuel Production. New york: CRC.
MLA AlıntıRattan Lal,ed, ve B.A. Stewart,ed. Soil Quality and Biofuel Production. CRC.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..