Computer-aided Environmental Legislative Data System (CELDS) user manual
By: J. van Weringh ... [et al.].
Contributors: Van Weringh, J.; Construction Engineering Research Laboratory.
Series: Technical report -- N-56.; Technical report (Construction Engineering Research Laboratory) -- N-56.
Publisher: Dept. of the Army, Construction Engineering Research Laboratory; National Technical Information Service, distributor
Published: 1978
Place of publication: Champaign, Ill; [Springfield, Va
Language: eng
Number of pages: 114
Subjects: Environmental law -- United States -- Data processing.
Notes: Cover title.

"September 1978."