Ivanovic, B., & Fanchette, S. (1973). Grouping and ranking of 30 countries of Sub-Saharan Africa. UNESCO, Social Sciences Division of Methods and Analysis.
Chicagoスタイル(17版)引用形式Ivanovic, B., , Serge Fanchette. Grouping and Ranking of 30 Countries of Sub-Saharan Africa. Paris: UNESCO, Social Sciences Division of Methods and Analysis, 1973.
MLA(8版)引用形式Ivanovic, B., , Serge Fanchette. Grouping and Ranking of 30 Countries of Sub-Saharan Africa. UNESCO, Social Sciences Division of Methods and Analysis, 1973.
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