Gaya APA
ABRAMS, David. (1993).
Duke-Elder's practice of refraction (10th ed.).
London:
Churchill Livingstone.
Gaya Chicago
ABRAMS, David.
Duke-Elder's practice of refraction.
10th ed.
London:
Churchill Livingstone,
1993.
Text.
Gaya MLA
ABRAMS, David.
Duke-Elder's practice of refraction.
10th ed.
London:
Churchill Livingstone,
1993.
Text.
Gaya Turabian
ABRAMS, David.
Duke-Elder's practice of refraction.
10th ed.
London:
Churchill Livingstone,
1993.
Print.