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enquêtes par téléphone

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Cover of Surveys by telephone by robert m. groves,robert l. kahn

Surveys by telephone

By Robert M. Groves,Robert L. Kahn

Cover of Telephone survey methods by paul j. lavrakas

Telephone survey methods

By Paul J. Lavrakas

Cover of Advances in survey research by marc t. braverman,jana kay slater

Advances in survey research

By Marc T. Braverman,Jana Kay Slater

Cover of Telephone survey methodology by robert m. groves

Telephone survey methodology

By Robert M. Groves