Quantitative research methods in the social sciences / Maxim, Paul S., 1950-

Handbook of applied social research methods / Rog, Debra J.

cutting-edge measurement strategies and data collection methods to measure service quality in academic and

Introduction to qualitative research methods : a guidebook and resource / Taylor, Steven J., 1949-

Data Collection -- methods.

Psychologie -- Recherche -- Méthodes statistiques.