Schaaf, C.H. The Lower Mekong : challenge to cooperation in South east Asia / C.H.Schaaf. - New Jersey : D.van Nostrand, 1963. - 136p Standard No.: 8075 [old SOUL v1.0 record id] Subjects--Topical Terms: Vietnam - HistoryHistory - Vietnam Dewey Class. No.: PD 959.7 / Sch 11 l