एपीए उद्धरण

Geerts, W. (1968). Working with a slide rule: :a programmed text. Oxford.

शिकागो स्टाइल उद्धरण

Geerts, W. Working with a Slide Rule: :a Programmed Text. Calcutta: Oxford, 1968.

एमएलए उद्धरण

Geerts, W. Working with a Slide Rule: :a Programmed Text. Oxford, 1968.