Memorandum # 308, Designation of Robert J. Manning to disseminate facts on Southeast Asia, 6/22/1964,
"NSAM 308 Designation of Robert J. Manning to disseminate facts on Southeast Asia," National Security Action Memorandums, NSF, Box 5,
LBJ Presidential Library,
accessed May 06, 2025,
https://www.discoverlbj.org/item/nsf-nsam308