The Never Ending Pool

Joni could never have written visions of Johanna and Bob could never have written Coyote. They are different styles of songwriters. Bob uses allusions and references to create amorphous images. Joni is more concrete, it seems. (I'm not that familiar with all her works). I think Bob writes a lot from an assumed perspective, such as:

"What would Mickey Mouse think if he were in this place emotionally?"

Poetry is never footnoted. Borrowing phrases, lines, images, etc. from other literary sources and using them in unique ways, sometimes as allusions and references, sometimes because the thought/idea was well-expressed already and does not need a unique artist's touch to make it powerful, is not unusual or morally reprehensible, even if called "plagarism":

"I sleep in the kitchen with my feet in the hall..."