These books either have a section on qualitative dissertations or are all about qualitztive dissertations.
Locke, L., Spirduso, W. W. & Silverman, S. J. (2000). Proposals that work: A guide for planning dissertations and grant proposals. Fourth Edition. Sage: Thousand Oaks, CA.
Meloy, J. M. (2002). Writing the qualitative dissertation: Understanding by doing. Lawrence Erlbaum: Mahwah, NJ.
Piantanida, M., & Garman, N. B. The qualitative dissertation: A guide for faculty and students. Corwin Press: Thousand Oaks, CA.
Rudestam, K. E. & Newton, R. R. (2001). Surviving your dissertation: A comprehensive guide to content and process. Second Edition. Sage: Thousand Oaks.