text Washington, D.C The Johns Hopkins University Press 1982 eng xiii, 300 p. : ill ; 23 cm. Perp. memilki 2 eks. Edited by Paul R. Portney NATURAL RESOURCES UNITED STATES 502(73) 502(73) CUR 220723 20220723104609 INLIS000000000012350 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)