Waste-assimilation capacity of the Arkansas River in Pueblo County, Colorado, as it relates to water-quality guidelines and stream classification /

Spine title: Waste-assimilation capacity of the Arkansas River, Pueblo County, Colorado.

Computer software management : a primer for project management and quality control /

Includes bibliographical references (p. 48-49).

Feasibility of a systematic approach to water quality management in Illinois : annual report of stream/lake classification project /

Pbk.

Assessment and classification of Illinois lakes /

"Staff report."

U.S. government environmental datafiles & software : microcomputers & mainframes.

"3/94"--P [4] of cover.