Cita APA (7a ed.)

Heims, P. A. (1982). Countering industrial espionage. 20th Century Security Education.

Cita Chicago Style (17a ed.)

Heims, Peter A. Countering Industrial Espionage. Leatherhead, Surrey: 20th Century Security Education, 1982.

Cita MLA (8a ed.)

Heims, Peter A. Countering Industrial Espionage. 20th Century Security Education, 1982.