Gaya APA
Herring, G., C. (2011).
Examination Review For Ultrasound Sonographic Principles .
Philadelphia, USA:
WOLTERS KLUWER - LIPPINCOTT WILLIAMS & WILKINS.
Gaya MLA
Godwin, Cathy, Herring.
"Examination Review For Ultrasound Sonographic Principles".
Philadelphia, USA:
WOLTERS KLUWER - LIPPINCOTT WILLIAMS & WILKINS,
2011.
Buku Pelajaran.