APA način citiranja (7. izdanje)

Letchford, S. (1977). Business mathematics and statistics (2nd.ed.). Donnington.

Čikaški stil citiranja (17. izdanje)

Letchford, S. Business Mathematics and Statistics. 2nd.ed. London: Donnington, 1977.

MLA način citiranja (9. izdanje)

Letchford, S. Business Mathematics and Statistics. 2nd.ed. Donnington, 1977.