Haller, J. O. (1980). Pediatric ultrasound. Yeaar Book Medical.
Cita Chicago (17th ed.)Haller, Jack O. Pediatric Ultrasound. Yeaar Book Medical, 1980.
Cita MLA (9th ed.)Haller, Jack O. Pediatric Ultrasound. Yeaar Book Medical, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.