Deismireacht APA

Groves, R. M. (2004). Survey errors and survey costs. New Jersey: John Wiley and Sons.

Trích dẫn kiểu Chicago

Groves, Robert M. Survey Errors and Survey Costs. New Jersey: John Wiley and Sons, 2004.

Deismireacht MLA

Groves, Robert M. Survey Errors and Survey Costs. New Jersey: John Wiley and Sons, 2004.

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