Research methods: general

Understanding Business Research

Bart L. Weathington, Christopher J. L. Cunningham, et al.

A Companion to Survey Research

Michael D. Ornstein

Composing Qualitative Research

Karen Golden-Biddle i Karen Locke

Small-Scale Evaluation in Health: A Practical Guide

Lesley J Griffiths, Sinead Brophy, et al.

Methods in Educational Research: From Theory to Practice

Dean T. Spaulding, Katherine H. Voegtle, et al.

Images as Data for Social Science Research: An Introduction...

Urbana-Champaign) Webb Williams Nora (University of Illinois, Amsterdam) Casas Andreu (Vrije Universiteit, et al.