Research design : qualitative, quantitative, and mixed method approaches / Creswell, John W.

Social research methods : qualitative and quantitative approaches / Neuman, W. Lawrence (William

Reading -- Phonetic method -- United States.

Key methods in geography / Valentine, Gill, 1965-

Psychology, Experimental -- methods.

Advanced methods in resource and waste management series ;

Social sciences -- Statistical methods -- Computer programs.

Social research methods : qualitative and quantitative approaches / Neuman, W. Lawrence (William

Lecture method in teaching.

Research methods : a tool for life / Beins, Bernard.

Continuum research methods

Criminal methods -- Research -- Methodology.