Glaser, R., & Holzman, A. G. (1962). Multi-tracking in programmed instruction. Dept. of Psychology, Univ. of Pittsburgh.
芝加哥风格引文Glaser, Robert, 与 Albert G. Holzman. Multi-tracking in Programmed Instruction. Pittsburgh: Dept. of Psychology, Univ. of Pittsburgh, 1962.
MLA引文Glaser, Robert, 与 Albert G. Holzman. Multi-tracking in Programmed Instruction. Dept. of Psychology, Univ. of Pittsburgh, 1962.
警告：这些引文格式不一定是100％准确.