Relles, N. The design and implementation of user-oriented systems. University Microfilms International.
芝加哥风格引文Relles, Nathan. The Design and Implementation of User-oriented Systems. Ann Arbor, Mich.: University Microfilms International.
MLA引文Relles, Nathan. The Design and Implementation of User-oriented Systems. University Microfilms International.
警告：这些引文格式不一定是100％准确.