Deletion of Managing by wire

Comment: a brief Google Books search turns up a number of references to this management strategy (e.g., https://books.google.co.uk/books?id=oP8RDAAAQBAJ&pg=PA167&dq=%22Managing+by+wire%22+-wikipedia&hl=en&sa=X&ved=0ahUKEwjb_JbLg4TfAhVEsXEKHfJ3ApAQ6AEIODAD#v=onepage&q=%22Managing%20by%20wire%22%20-wikipedia&f=false 1 https://books.google.co.uk/books?id=YwGmFDO8uv4C&pg=PA95&dq=%22Managing+by+wire%22+-wikipedia&hl=en&sa=X&ved=0ahUKEwjb_JbLg4TfAhVEsXEKHfJ3ApAQ6AEIUjAI#v=onepage&q=%22Managing%20by%20wire%22%20-wikipedia&f=false 2 https://books.google.co.uk/books?id=LUSdAAAAMAAJ&q=%22Managing+by+wire%22+-wikipedia&dq=%22Managing+by+wire%22+-wikipedia&hl=en&sa=X&ved=0ahUKEwik-8rig4TfAhUSrHEKHcw7CIc4ChDoAQgtMAE 3 https://books.google.co.uk/books?id=p3DfBQAAQBAJ&lpg=PA73&dq=%22Managing%20by%20wire%22%20-wikipedia&pg=PA61#v=onepage&q=%22Managing%20by%20wire%22%20-wikipedia&f=false 4). Whilst some of these are drive-by references, at least two are significant coverage. I think it just about gets over the line for 
Stance: keep
Cited policy: Wikipedia:Notability (WP:SIGCOV)