机读格式显示(MARC)

• 000 01075nam 2200301 a 4500

• 001 0000156994

• 003 CAL

• 005 20060915093800.0

• 008 060915s1972 caua 000 0 eng d

• 040 __ |a STU |c STU |d m.c. |d m/c |d CLU

• 090 __ |a 74.654/W323

• 093 __ |a X703

• 094 __ |a 74.654 |2 4

• 099 __ |a CAL 022000868440

• 110 2_ |a URS Research Company. |b Environmental Systems Division.

• 245 10 |a Procedures for evaluating performance of wastewater treatment plants : |b a manual.

• 260 __ |a San Mateo, Calif. : |b URS Research Co.,Environmental Systems Division, |c 1972.

• 300 __ |a 1 v. (various pagings) : |b ill. ; |c 27 cm.

• 500 __ |a "Prepared for Environmental Protection Agency, Office of Water Programs, Washington, D.C., under Contract no. 68-01-0107."

• 650 _0 |a Sewage |x Purification.

• 650 _0 |a Sewage disposal plants.

• 710 1_ |a United States. |b Environmental Protection Agency. |b Office of Water Programs.

• 920 __ |a 231220 |z 1

• 920 __ |a 242010 |z 2

• 920 __ |a 242120 |z 1

• 920 __ |a 211010 |z 2

• 920 __ |a 223140 |z 1

• 998 __ |a WUL