Help with Catcher in the Rye!!!!!!!!!!!!!!!!!!!?

I need to write an essay on the Catcher in the Rye, and im choosing to do my topic on Holden's Heroic Journey, and i really need help with what were his Journey thingys, like his call, his allies, the preparation, guardian's of the threshold, crossing the threshold, road of trials, the saving experience, the transformation, the return, and sharing the gift. I reallllllllllyyy need help with those because i don't understand it, can anyone HELP ME!!!!???