Survey design and analysis: principles, cases and procedures.
HYMAN (Herbert).
Survey design and analysis: principles, cases and procedures. - Glencoe. The Free Press., Publishers., 1960 - xxviii,425
300.72 HYMS
Survey design and analysis: principles, cases and procedures. - Glencoe. The Free Press., Publishers., 1960 - xxviii,425
300.72 HYMS