Print sources
1. 001.4 and 300.7... are the core numbers for books on a wide range of research methods, methodology and research design etc.
2. 910.7 Research methods in geography
3. 808.... Writing dissertations and scientific papers and referencing
4. R 300.72 VOG Sage quantitative research methods (Pmb main library)
Online sources
1. Sage encyclopedia of case study research
2. How to research by Blaxter, Hughes and Tight (2001 - McGrawHill). This book deals with the basics of what is research, getting started, methods, reading/literature review, data collection and analysis, writing up etc.
Existing theses are an excellent source of theory and application of research methods, research design etc.
Some useful articles on writing a literature review:
Strategically reviewing the research literature in qualitative research.