Noise assessment guidelines:
technical background,
by Theodore J. Schultz, prepared for U.S. Department of Housing and Urban Development, Contract no.H-1228.
APA Citation
Bolt, B. (1971). Noise assessment guidelines: technical background. .
MLA Citation
Bolt, Beranek, and Newman, inc. Noise Assessment Guidelines: Technical Background. , 1971.
Warning: These citations may not always be complete (especially for serials).