APA (7th ed.) Citation

Hartmann, R. K. (1972). Dictionary of language and linguistics. Applied sciences.

Chicago Style (17th ed.) Citation

Hartmann, R.R. K. Dictionary of Language and Linguistics. London: Applied sciences, 1972.

MLA (9th ed.) Citation

Hartmann, R.R. K. Dictionary of Language and Linguistics. Applied sciences, 1972.