Not specific to detective books, but nearly identical concepts:
The Thinkers Toolkit - this has some good techniques for breaking down problems and how to structure your questions.
Structured Analytic Techniques for Intelligence Analysis - This is I guess more of a textbook for teaching people how to structure analysis and provide some insights in how to approach and analyze different problems.
The Thinkers Toolkit - this has some good techniques for breaking down problems and how to structure your questions.
Structured Analytic Techniques for Intelligence Analysis - This is I guess more of a textbook for teaching people how to structure analysis and provide some insights in how to approach and analyze different problems.