When looking for sources include: Criticism OR Literary Criticism
John Updike 1932-2009
"A & P"
Example:
McFarland, Ronald E., “Updike and the Critics: Reflections on ‘A & P’,” Short Story Criticism, edited by Anna J. Sheets, vol. 27, Gale Research, 1998,
pp. 323-325. Originally published in Studies in Short Fiction, Summer 1983, pp. 95-100.