need no books or no need to know any great slokam(prayer chants) to be a devotee of Lord Shiva.........
just love Him and every one.......
its simple dont complicate it...............
some time when i think of Lord Shiva i get tears in my eye, thats it, no great chants can beat it.......
In tamil(south-Indian language) there is a prove saying " anbae shivam " means " love is Lord Siva "
In Hindu mythology a Demon named Raavan is said to be the Greatest Devotee of Lord Shiva. let us push raavan down the list......