Planning conservation of the physical environment ; 5 reports.

Planning conservation of the physical environment ; 5 reports.

ग्रंथसूची विवरण
निगमित लेखकों: National Research Council (U.S.). Highway Research Board, National Research Council (U.S.). Highway Research Board. Dept. of Economics, Finance and Administration, National Research Council (U.S.). Highway Research Board. Dept. of Urban Transportation Planning, National Research Council (U.S.). Highway Research Board. Dept. of Soils, Geology and Foundations
स्वरूप: पुस्तक
भाषा:English
प्रकाशित: Washington, D.C. National Academy of Science - National Research Council 1969.
श्रृंखला:Highway research record no. 271.
विषय:
Conservation of natural resources.