Penggayaan APA
HALES, Robert H.. (1978).
Contact lenses : .
Baltimore:
The Williams & Wilkins.
Chicago Style
HALES, Robert H..
Contact lenses :.
Baltimore:
The Williams & Wilkins,
1978.
Buku.
MLA Style
HALES, Robert H..
Contact lenses :.
Baltimore:
The Williams & Wilkins,
1978.
Buku.
Turabian Style
HALES, Robert H..
Contact lenses :.
Baltimore:
The Williams & Wilkins,
1978.
Buku.