Cita APA (7th ed.)

Wohlberg, R. H. (2000). Environmental & safety aspects. Trans Tech Pub.

Cita Chicago (17th ed.)

Wohlberg, Reinhard H. Environmental & Safety Aspects. Germany: Trans Tech Pub, 2000.

Cita MLA (9th ed.)

Wohlberg, Reinhard H. Environmental & Safety Aspects. Trans Tech Pub, 2000.