'Franny and Zooey,' by J. D. Salinger
http://www.nytimes.com/1961/09/17/books/updike-by-salinger.html?_r=0
This review of Franny and Zooey, written in 1961 by John Updike, provides excellent analysis and context for the novel, as well as laying out some of the main critiques of Salinger's writing.
J.D. Salinger Literary Criticism
http://www.literaryhistory.com/20thC/Salinger.htm
This site provides an excellent list of some of the well-regarded critical essays available about Franny and Zooey and J.D. Salinger's writings more broadly.
J. D. Salinger: Seeing the Glass Family (Franny and Zooey)
http://www.litkicks.com/FrannyAndZooey
This in-depth analysis of Franny...