Geerts, W. (1968). Working with a slide rule: :a programmed text. Oxford.
Chicago Edition CitationGeerts, W. Working with a Slide Rule: :a Programmed Text. Calcutta: Oxford, 1968.
MLA引文Geerts, W. Working with a Slide Rule: :a Programmed Text. Oxford, 1968.
警告:這些引文格式不一定是100%准確.