APA (7e ed.) Bronvermelding

Harris, F. E. (1963). Numbers and units for science. Addison-Wesley Pub.

Chicago (17e ed.) Bronvermelding

Harris, Frank E. Numbers and Units for Science. Reading, Mass: Addison-Wesley Pub, 1963.

MLA (9e ed.) Bronvermelding

Harris, Frank E. Numbers and Units for Science. Addison-Wesley Pub, 1963.