Description
Item Description:"August 1983"--P. [4] of cover.
"November 1984"--Volume 2, page [4] of cover.
"OTA-ITE-210"--P. [4] of cover.
"OTA-M-224"--Volume 2, page [4] of cover.
Physical Description:2 volumes : illustrations, 2 maps ; 26 cm.
Bibliography:Includes bibliographical references and index.