Ch. O. Van der Plas and the P.N.I. leadership : an analysis and source book - Hering, B. B. (Bob Berthy), 1925-; James Cook University of North Queensland. Centre for Southeast Asian Studies (Townsville : James Cook University of North Queensland, 1985)
Keywords: Plas, Ch. O. van der -- 1891; Partai Nasional Indonesia; Indonesia -- Politics and government -- 1798-1942