Dubnoff, B., Chambers, I., & Shaefer, F. (1968). Pre-writing perceptual motor exercises. Student workbook. Teaching Resources.
芝加哥风格引文Dubnoff, Belle, Irene Chambers, 与 Florence Shaefer. Pre-writing Perceptual Motor Exercises. Student Workbook. Nueva York: Teaching Resources, 1968.
MLA引文Dubnoff, Belle, et al. Pre-writing Perceptual Motor Exercises. Student Workbook. Teaching Resources, 1968.
警告：这些引文格式不一定是100％准确.