Kotulak, R. White guys happiest, study finds: Ronald Kotulak. Literary theory : an anthology.(1998).
Chicago-Zitierstil (17. Ausg.)Kotulak, Ronald. "White Guys Happiest, Study Finds: Ronald Kotulak." Literary Theory : An Anthology.(1998) .
MLA-Zitierstil (8. Ausg.)Kotulak, Ronald. "White Guys Happiest, Study Finds: Ronald Kotulak." Literary Theory : An Anthology.(1998), .
警告：這些引文格式不一定是100％准確.