Gibril, M. A. Evaluating census response errors : a case study for the Gambia / M. A. Gibril - Paris : Organisation for Economic Co-operation and Development (OECD) , 1979 - 98p. : ill. ; 24 cm. Bibliography: p. 97-98. ISBN: 9264119833 (pbk.) Subjects--Topical Terms: Errors Subjects--Geographic Terms: Gambia--Census Gov. Doc. Class. No.: XZ OECD DCS-48324