Government Secrecy and News Management by the Government, 1961-71 : A Selected Bibliography.

MLA

Library of Congress. Government Secrecy and News Management by the Government, 1961-71 : A Selected Bibliography. [Place of publication not identified] : [publisher not identified], 1971.

APA

Library of Congress. (1971). Government Secrecy and News Management by the Government, 1961-71 : A Selected Bibliography. [Place of publication not identified] : [publisher not identified].

Chicago

Library of Congress. Government Secrecy and News Management by the Government, 1961-71 : A Selected Bibliography. [Place of publication not identified] : [publisher not identified], 1971.