Williams, C. (2004). Pediatric ophthalmology and strabismus. 2nd ed. Copyright 2004 British Journal of Ophthalmology.
Chicago Style aipamenaWilliams, C. Pediatric Ophthalmology and Strabismus. 2nd Ed. Copyright 2004 British Journal of Ophthalmology, 2004.
MLA aipamenaWilliams, C. Pediatric Ophthalmology and Strabismus. 2nd Ed. Copyright 2004 British Journal of Ophthalmology, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.