Your post is a striking manifestation of the lack of effort. You could start, say, here:
http://en.wikipedia.org/wiki/Project_management.
But first of all, you need to understand that project management is not a law of nature, not an international or state law, it is just a matter of human culture. That said, in every team it could be understood in different ways and be reasonable or not — in different ways.
—SA
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