Kopper, J. M. The evolution of Nabokov's evolution: John M. Kopper. Nabokov at Cornell.(2003).
Chicago-Zitierstil (17. Ausg.)Kopper, John M. "The Evolution of Nabokov's Evolution: John M. Kopper." Nabokov at Cornell.(2003) .
MLA-Zitierstil (8. Ausg.)Kopper, John M. "The Evolution of Nabokov's Evolution: John M. Kopper." Nabokov at Cornell.(2003), .
警告：這些引文格式不一定是100％准確.