Παραπομπή σε μορφή APA (7η εκδ.)

Payne, S., & Chappell, M. (2005). Automated determination of bubble grades from Doppler ultrasound recordings.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Payne, S., και M. Chappell. Automated Determination of Bubble Grades from Doppler Ultrasound Recordings. 2005.

Παραπομπή σε μορφή MLA (9th εκδ.)

Payne, S., και M. Chappell. Automated Determination of Bubble Grades from Doppler Ultrasound Recordings. 2005.