APA استشهاد

Drazil, J. V. (1971). Dictionary of quantities and units. L. Hill.

استشهاد بنمط شيكاغو

Drazil, J. V. Dictionary of Quantities and Units. London: L. Hill, 1971.

MLA استشهاد

Drazil, J. V. Dictionary of Quantities and Units. L. Hill, 1971.