Webster, W. E. (1994). Voices in the Hall high school pricipals at work. Phi Delta Kappa Educational Foundation.
芝加哥风格引文Webster, William E. Voices in the Hall High School Pricipals at Work. USA: Phi Delta Kappa Educational Foundation, 1994.
MLA引文Webster, William E. Voices in the Hall High School Pricipals at Work. Phi Delta Kappa Educational Foundation, 1994.
警告：这些引文格式不一定是100％准确.