TY - BOOK ID - 1158724 TI - Natural resources measurements PY - 1975 SN - 0070025029 PB - New York McGraw-Hill DB - UniCat KW - Nature protection KW - Biological techniques KW - Natural resources KW - Forests and forestry KW - Measurement. UR - https://www.unicat.be/uniCat?func=search&query=sysid:1158724 AB - ER -