TY - BOOK AU - Ward,Marion W. ED - Australian National University. New Guinea Research Unit. TI - The Rigo Road: a study of the economic effects of new road construction PY - 1970/// CY - Canberra, Port Moresby PB - New Guinea Research Unit, ANU KW - Roads KW - Economic aspects KW - Papua New Guinea KW - Central Province N1 - Includes index; Bibliography: p. 92-93 ER -