Mandal, R. (1981). Statistics for Geographers and Social Scientist. Concept.
シカゴスタイル引用形Mandal, R.B. Statistics for Geographers and Social Scientist. New Delhi: Concept, 1981.
MLA引用形式Mandal, R.B. Statistics for Geographers and Social Scientist. Concept, 1981.
警告: この引用は必ずしも正確ではありません.