New Orleans Academy of Ophthalmology. Annual Symposium, ebrary, Inc, Balkan, R. J., Ellis, G. S., & Eustis, H. S. (2004). At the crossings: Pediatric ophthalmology and strabismus. Kugler Publications.
Παραπομπή σε μορφή Chicago (17η εκδ.)New Orleans Academy of Ophthalmology. Annual Symposium, Inc ebrary, Robert J. Balkan, George S. Ellis, και H. Sprague Eustis. At the Crossings: Pediatric Ophthalmology and Strabismus. The Hague, The Netherlands: Kugler Publications, 2004.
Παραπομπή σε μορφή MLA (9th εκδ.)New Orleans Academy of Ophthalmology. Annual Symposium, et al. At the Crossings: Pediatric Ophthalmology and Strabismus. Kugler Publications, 2004.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.