Understanding Research Methods Ninth Edition by Mildred L. Patten

Research Methods by Trochim

Doing Survey Research by Nardi

Social Research Methods by W. Lawrence Neuman - Sixth Edition

Research Methods in Health: Foundations for Evidence-based Practice by Oxford...

Research Design : Qualitative, Quantitative, and Mixed Methods Approaches by J.

Research Methods Knowledge Base by William Trochim

Ancient Europe: A Survey by Stuart Piggott. 1st Edition Hardback, 1965