Lingala, basic course [electronic resource] / [by] James Redden, F. Bongo and associates.. — Washington, : Dept. of State; [for sale by the Superintendent of Documents, U.S. Govt. Print. Off.], 1963.. — xiv, 293 p. 27 cm. LCCN: 64060207 Subjects--Topical Terms: Lingala language. LC Class. No.: PL8055 / .U6 PL8055 / .U6