Network Diagram Question, thanks in advance! Can you please develop a network diagram, calculate critical path(how long this project will take), and assuming a July 1st start date, can you prepare a Gantt chart?

Task ID	Task	Immediate Predecessors	Duration (weeks)
A	Define concept and value proposition		1
B	Identify & Collect Available Intellectual Property - Internal IP	A	2
C	Identify & Collect Available Intellectual Property - External IP	A	2
D	Inventory Relevant Stories/Cases	B,C	1
E	Identify/Schedule First-hand Interviews	D	1
F	Conduct Interviews	E	2
G	Develop Book Proposal	D	1
H	Develop Draft Version 0	G	3
I	Solicit and Integrate Feedback	H	2
J	Revise & Refine concept/structure	I	1
K	Draft & revise Version 1-N	I,J	8
L	Develop Layout and Cover Design	J	1
M	Develop Marketing & Rollout Plan	G	2
N	Prepare Draft N for publication	K,L	2
O	Publish	M,N	1