WMR-Western Market Research Corporation nguva pfupi yadarika yakaburitsa yakazara uye yakasarudzika mushumo wekutsvagisa, inova ine hungwaru yekutsvagisa mushumo inofukidza ese akakosha nzvimbo.Chirevo chekutsvagisa ichi chinopa budiriro yekupinda uye ruzivo mune zvine chekuita nemusika zvinhu (sechiyero, makwikwi, maitiro, ...
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