Text ( visual ) : unmediated Vietnam 1967 / editor, Kent Sieg ; general editor, David S. Patterson. -- Washington : U.S. G.P.O. , 2002. -- xxxix, 1175 p. ; 24 cm. -- (Foreign relations of the United States, 1964-1968 ; v. 5 ; Department of State publication ; 10958). -- Includes index. -- ISBN 016051150X ; (BA5966928X) ; https://ci.nii.ac.jp/ncid/BA5966928X Author Heading(s): United States. Dept. of State ; Sieg, Kent ; Patterson, David S.