APA
United States of America. Office of The Legal Adviser, .The legality of United States participation in the defense of Vietnam. : .
Chicago
United States of America. Office of The Legal Adviser, .The legality of United States participation in the defense of Vietnam. : .
Harvard
United States of America. Office of The Legal Adviser, .The legality of United States participation in the defense of Vietnam. : .
MLA
United States of America. Office of The Legal Adviser, .: . .