Cita APA (7th ed.)

Christensen, D. A. (1988). Ultrasonic bioinstrumentation. Wiley.

Cita Chicago (17th ed.)

Christensen, Douglas A. Ultrasonic Bioinstrumentation. New York: Wiley, 1988.

Cita MLA (9th ed.)

Christensen, Douglas A. Ultrasonic Bioinstrumentation. Wiley, 1988.