Sheldon, R. (2002). Quixotic Episode: By Robert Sheldon. Alfred.
Chicago-Zitierstil (17. Ausg.)Sheldon, Robert. Quixotic Episode: By Robert Sheldon. [S.l.]: Alfred, 2002.
MLA-Zitierstil (8. Ausg.)Sheldon, Robert. Quixotic Episode: By Robert Sheldon. Alfred, 2002.
警告：这些引文格式不一定是100％准确.