APA-referens (7:e uppl.)

Buttery, R., Hurford, C., & Simpson, R. K. (1993). Audit in the public sector (2nd ed.). ICSA Pub.

Chicago-referens (17:e uppl.)

Buttery, Roger, Chris Hurford, och Robert K. Simpson. Audit in the Public Sector. 2nd ed. Hertfordshire, [Eng.]: ICSA Pub, 1993.

MLA-referens (9:e uppl.)

Buttery, Roger, et al. Audit in the Public Sector. 2nd ed. ICSA Pub, 1993.