(1972). Questionnaires for research: An annotated bibliography on design, construction, and use. Pacific Northwest Forest and Range Experiment Station.
Chicago-Zitierstil (17. Ausg.)Questionnaires for Research: An Annotated Bibliography on Design, Construction, and Use. Portland, Or: Pacific Northwest Forest and Range Experiment Station, 1972.
MLA-Zitierstil (9. Ausg.)Questionnaires for Research: An Annotated Bibliography on Design, Construction, and Use. Pacific Northwest Forest and Range Experiment Station, 1972.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.