Lutz, H. B. (2011). Manual of diagnostic ultrasound (2nd.). World Health Organization.
Chicago-viite (17. p.)Lutz, Harald Buscarini. Manual of Diagnostic Ultrasound. 2nd. Geneva, Switzerland: World Health Organization, 2011.
MLA-viite (8. p.)Lutz, Harald Buscarini. Manual of Diagnostic Ultrasound. 2nd. World Health Organization, 2011.
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