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The computerized construction of a matched sample
Althauser, Robert P., (1970)
Economic survey methods
Lansing, John B., (1971)
Relating statistical sampling to audit objectives
Elliott, Robert K., (1972)
Research in the policy process
Olson, Edwin E., (1972)
Survey of user service policies in Indiana libraries and information centers
Olson, Edwin E., (1970)
User population characteristics related to library utilization