APA (7th ed.) Citation

Barefoot, J. K. (1983). Undercover investigation (2nd ed.). Butterworths.

Chicago Style (17th ed.) Citation

Barefoot, J. Kirk. Undercover Investigation. 2nd ed. Boston [u.a.]: Butterworths, 1983.

MLA (9th ed.) Citation

Barefoot, J. Kirk. Undercover Investigation. 2nd ed. Butterworths, 1983.