TY  - BOOK
AU  - LOFGREN William W
AU  - SEXTON Richard R
ED  - United States. Department of the Air Force. Headquarters Pacific Air Forces. Directorate of Operations Analysis
TI  - Air war in Northern Laos, 1 April - 30 November 1971
SN  - 0923135529 (pbk.)
PY  - 1973///
CY  - Christiansburg, Va., USA
PB  - Dalley Book Service
ER  -