Richards, P. J., & Gooneratne, W. (1980). Basic needs, poverty, and government policies in Sri Lanka. International Labour Office.
Chicagoスタイル(17版)引用形式Richards, P. J., , Wilbert Gooneratne. Basic Needs, Poverty, and Government Policies in Sri Lanka. Geneva: International Labour Office, 1980.
MLA(8版)引用形式Richards, P. J., , Wilbert Gooneratne. Basic Needs, Poverty, and Government Policies in Sri Lanka. International Labour Office, 1980.
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