Παραπομπή σε μορφή APA (7η εκδ.)

Ball, J. M. (1927). Modern ophthalmology: A practical treatise on the anatomy, physiology, and diseases of the eye (6th ed., rev. and enl.). F. A. Davis company.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ball, James Moores. Modern Ophthalmology: A Practical Treatise on the Anatomy, Physiology, and Diseases of the Eye. 6th ed., rev. and enl. Philadelphia: F. A. Davis company, 1927.

Παραπομπή σε μορφή MLA (8th εκδ.)

Ball, James Moores. Modern Ophthalmology: A Practical Treatise on the Anatomy, Physiology, and Diseases of the Eye. 6th ed., rev. and enl. F. A. Davis company, 1927.