This site, socialresearchmethods.net, includes a web-based textbook on methodology and an automated "statistical adviser." It's a great place to start your dissertation journey.
Colorado State University's "writing studio" provides a good overview of the differences between qualitative and quantitative research, as well as descriptions of four types of research: case study, lab report writing help, experimental research, and survey research.
Are you looking for an introduction to key concepts in quantitative research design? Experiment-resources.com covers many of the basic ideas, including variables, hypotheses, validity and reliability, and generalizability.
Check out this free statistics workshop. It's reasonably thorough and contains abundant examples and excercises.
The writing center at the University of North Carolina has a page on the disseration literature review. It's not detailed, but if you're looking a quick introduction, this is worth taking a look at.
The writing center at the University of Wisconsin has a thesis/dissertation overview, discussing in some detail the introduction, body, and conclusions of a literature review.
If you have more time, you might want to read this thorough explanation of what goes into a literature review.
The official homepage of the American Psychological Association's Publication Manual provides timely information.
The Modern Language Association (MLA) has a useful homepage.
If you need to use the Chicago Manual of Style, visit their homepage.
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