APA Style
Proffit, W, R. et al
(2019).
Contemporary orthodontics
(
6th ed)
.
New Delhi:
Elsevier RELX India Pvt. Ltd..
MLA Style
Proffit, William, R. et al.
"Contemporary orthodontics".
6th ed
New Delhi:
Elsevier RELX India Pvt. Ltd.,
2019.
Text.