Improvement in Standards of Language Proficiency and in Recruiting for the Foreign Service: Hearing Before a Subcommittee of the Committee on Foreign Relations, United States Senate, Eighty-sixth Congress, First Session, on S. 1243, a Bill to Amend the Foreign Service Act of 1946, as Amended, to Establish Standards of Foreign Language Proficiency for the Foreign Service of the United States, and for Other Purposes. April 16, 1959