Questionnaires for research :

Clark, Roger N.

Questionnaires for research : an annotated bibliography on design, construction, and use by Dale R. Potter...[et al] - Portland : Pacific Northwest Forest and Range Experiment Station , 1972 - 73p ; 26.9cm

Index: pp 74-80

Bibliography Methodology-Bibliography Research-Bibliography

R 001.433016 / QUE

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