"Enables readers to compare three approaches to research—qualitative, quantitative, and mixed methods—in a single research methods text. The book presents these three approaches side by side within the context of the process of research from the beginning steps of philosophical assumptions to the writing and presenting of research."--from publisher
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"This pocket guide shows social work students, educators, and researchers how to prevent some of the mistakes that would result from a wrong sample size decision by describing and critiquing four main approaches to determining sample size."--Amazon book description