Não informado. (1975). Current index to statistics, applications methods and theory. American Statistical Association.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Current Index to Statistics, Applications Methods and Theory. Washington: American Statistical Association, 1975.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Current Index to Statistics, Applications Methods and Theory. American Statistical Association, 1975.
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